This page is part of the FHIR Specification v6.0.0-ballot1: Release 6 Ballot (1st Draft) (see Ballot Notes ). The current version is 5.0.0 .  For a full list of available versions, see the Directory of published versions  
Search parameters for the Resource EventDefinition - Search Parameters resource. Also check the Extensions registry  for search parameters 
on extensions related to this resource.
http://hl7.org/fhir/SearchParameter/MetadataResource-composed-ofThis search parameter is part of the common search parameter MetadataResource-composed-of  14.10.13    composed-of Parameter composed-of:reference
Resource EventDefinition Expression EventDefinition.relatedArtifact.where(type='composed-of').resourceProcessing Mode Normal Target Resources Account , ActivityDefinition , ActorDefinition , AdministrableProductDefinition , AdverseEvent , AllergyIntolerance , Appointment , AppointmentResponse , ArtifactAssessment , AuditEvent , Basic , Binary , BiologicallyDerivedProduct , BiologicallyDerivedProductDispense , BodyStructure , Bundle , CapabilityStatement , CarePlan , CareTeam , ChargeItem , ChargeItemDefinition , Citation , Claim , ClaimResponse , ClinicalImpression , ClinicalUseDefinition , CodeSystem , Communication , CommunicationRequest , CompartmentDefinition , Composition , ConceptMap , Condition , ConditionDefinition , Consent , Contract , Coverage , CoverageEligibilityRequest , CoverageEligibilityResponse , DetectedIssue , Device , DeviceAssociation , DeviceDefinition , DeviceDispense , DeviceMetric , DeviceRequest , DeviceUsage , DiagnosticReport , DocumentReference , Encounter , EncounterHistory , Endpoint , EnrollmentRequest , EnrollmentResponse , EpisodeOfCare , EventDefinition , Evidence , EvidenceReport , EvidenceVariable , ExampleScenario , ExplanationOfBenefit , FamilyMemberHistory , Flag , FormularyItem , GenomicStudy , Goal , GraphDefinition , Group , GuidanceResponse , HealthcareService , ImagingSelection , ImagingStudy , Immunization , ImmunizationEvaluation , ImmunizationRecommendation , ImplementationGuide , Ingredient , InsurancePlan , InventoryItem , InventoryReport , Invoice , Library , Linkage , List , Location , ManufacturedItemDefinition , Measure , MeasureReport , Medication , MedicationAdministration , MedicationDispense , MedicationKnowledge , MedicationRequest , MedicationStatement , MedicinalProductDefinition , MessageDefinition , MessageHeader , MolecularSequence , NamingSystem , NutritionIntake , NutritionOrder , NutritionProduct , Observation , ObservationDefinition , OperationDefinition , OperationOutcome , Organization , OrganizationAffiliation , PackagedProductDefinition , Parameters , Patient , PaymentNotice , PaymentReconciliation , Permission , Person , PlanDefinition , Practitioner , PractitionerRole , Procedure , Provenance , Questionnaire , QuestionnaireResponse , RegulatedAuthorization , RelatedPerson , RequestOrchestration , Requirements , ResearchStudy , ResearchSubject , RiskAssessment , Schedule , SearchParameter , ServiceRequest , Slot , Specimen , SpecimenDefinition , StructureDefinition , StructureMap , Subscription , SubscriptionStatus , SubscriptionTopic , Substance , SubstanceDefinition , SubstanceNucleicAcid , SubstancePolymer , SubstanceProtein , SubstanceReferenceInformation , SubstanceSourceMaterial , SupplyDelivery , SupplyRequest , Task , TerminologyCapabilities , TestPlan , TestReport , TestScript , Transport , ValueSet , VerificationResult , VisionPrescription Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-contextThis search parameter is part of the common search parameter CanonicalResource-context  14.10.14    context Parameter context:token
Resource EventDefinition Expression (EventDefinition.useContext.value.ofType(CodeableConcept))Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-context-quantityThis search parameter is part of the common search parameter CanonicalResource-context-quantity  14.10.15    context-quantity Parameter context-quantity:quantity
EventDefinition : A quantity- or range-valued use context assigned to the event definition
Resource EventDefinition Expression (EventDefinition.useContext.value.ofType(Quantity)) | (EventDefinition.useContext.value.ofType(Range))Processing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true Comparators Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-context-typeThis search parameter is part of the common search parameter CanonicalResource-context-type  14.10.16    context-type Parameter context-type:token
Resource EventDefinition Expression EventDefinition.useContext.codeProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-context-type-quantityThis search parameter is part of the common search parameter CanonicalResource-context-type-quantity  14.10.17    context-type-quantity Parameter context-type-quantity:composite
EventDefinition : A use context type and quantity- or range-based value assigned to the event definition
Resource EventDefinition Expression EventDefinition.useContextProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: The parameter may only have one value (no comma separators) 
Components 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-context-type-valueThis search parameter is part of the common search parameter CanonicalResource-context-type-value  14.10.18    context-type-value Parameter context-type-value:composite
EventDefinition : A use context type and value assigned to the event definition
Resource EventDefinition Expression EventDefinition.useContextProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: The parameter may only have one value (no comma separators) 
Components 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-dateThis search parameter is part of the common search parameter CanonicalResource-date  14.10.19    date Parameter date:date
Resource EventDefinition Expression EventDefinition.dateProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true Comparators Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap 
  http://hl7.org/fhir/SearchParameter/MetadataResource-depends-onThis search parameter is part of the common search parameter MetadataResource-depends-on  14.10.20    depends-on Parameter depends-on:reference
Resource EventDefinition Expression EventDefinition.relatedArtifact.where(type='depends-on').resourceProcessing Mode Normal Target Resources Account , ActivityDefinition , ActorDefinition , AdministrableProductDefinition , AdverseEvent , AllergyIntolerance , Appointment , AppointmentResponse , ArtifactAssessment , AuditEvent , Basic , Binary , BiologicallyDerivedProduct , BiologicallyDerivedProductDispense , BodyStructure , Bundle , CapabilityStatement , CarePlan , CareTeam , ChargeItem , ChargeItemDefinition , Citation , Claim , ClaimResponse , ClinicalImpression , ClinicalUseDefinition , CodeSystem , Communication , CommunicationRequest , CompartmentDefinition , Composition , ConceptMap , Condition , ConditionDefinition , Consent , Contract , Coverage , CoverageEligibilityRequest , CoverageEligibilityResponse , DetectedIssue , Device , DeviceAssociation , DeviceDefinition , DeviceDispense , DeviceMetric , DeviceRequest , DeviceUsage , DiagnosticReport , DocumentReference , Encounter , EncounterHistory , Endpoint , EnrollmentRequest , EnrollmentResponse , EpisodeOfCare , EventDefinition , Evidence , EvidenceReport , EvidenceVariable , ExampleScenario , ExplanationOfBenefit , FamilyMemberHistory , Flag , FormularyItem , GenomicStudy , Goal , GraphDefinition , Group , GuidanceResponse , HealthcareService , ImagingSelection , ImagingStudy , Immunization , ImmunizationEvaluation , ImmunizationRecommendation , ImplementationGuide , Ingredient , InsurancePlan , InventoryItem , InventoryReport , Invoice , Library , Linkage , List , Location , ManufacturedItemDefinition , Measure , MeasureReport , Medication , MedicationAdministration , MedicationDispense , MedicationKnowledge , MedicationRequest , MedicationStatement , MedicinalProductDefinition , MessageDefinition , MessageHeader , MolecularSequence , NamingSystem , NutritionIntake , NutritionOrder , NutritionProduct , Observation , ObservationDefinition , OperationDefinition , OperationOutcome , Organization , OrganizationAffiliation , PackagedProductDefinition , Parameters , Patient , PaymentNotice , PaymentReconciliation , Permission , Person , PlanDefinition , Practitioner , PractitionerRole , Procedure , Provenance , Questionnaire , QuestionnaireResponse , RegulatedAuthorization , RelatedPerson , RequestOrchestration , Requirements , ResearchStudy , ResearchSubject , RiskAssessment , Schedule , SearchParameter , ServiceRequest , Slot , Specimen , SpecimenDefinition , StructureDefinition , StructureMap , Subscription , SubscriptionStatus , SubscriptionTopic , Substance , SubstanceDefinition , SubstanceNucleicAcid , SubstancePolymer , SubstanceProtein , SubstanceReferenceInformation , SubstanceSourceMaterial , SupplyDelivery , SupplyRequest , Task , TerminologyCapabilities , TestPlan , TestReport , TestScript , Transport , ValueSet , VerificationResult , VisionPrescription Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/MetadataResource-derived-fromThis search parameter is part of the common search parameter MetadataResource-derived-from  14.10.21    derived-from Parameter derived-from:reference
Resource EventDefinition Expression EventDefinition.relatedArtifact.where(type='derived-from').resourceProcessing Mode Normal Target Resources Account , ActivityDefinition , ActorDefinition , AdministrableProductDefinition , AdverseEvent , AllergyIntolerance , Appointment , AppointmentResponse , ArtifactAssessment , AuditEvent , Basic , Binary , BiologicallyDerivedProduct , BiologicallyDerivedProductDispense , BodyStructure , Bundle , CapabilityStatement , CarePlan , CareTeam , ChargeItem , ChargeItemDefinition , Citation , Claim , ClaimResponse , ClinicalImpression , ClinicalUseDefinition , CodeSystem , Communication , CommunicationRequest , CompartmentDefinition , Composition , ConceptMap , Condition , ConditionDefinition , Consent , Contract , Coverage , CoverageEligibilityRequest , CoverageEligibilityResponse , DetectedIssue , Device , DeviceAssociation , DeviceDefinition , DeviceDispense , DeviceMetric , DeviceRequest , DeviceUsage , DiagnosticReport , DocumentReference , Encounter , EncounterHistory , Endpoint , EnrollmentRequest , EnrollmentResponse , EpisodeOfCare , EventDefinition , Evidence , EvidenceReport , EvidenceVariable , ExampleScenario , ExplanationOfBenefit , FamilyMemberHistory , Flag , FormularyItem , GenomicStudy , Goal , GraphDefinition , Group , GuidanceResponse , HealthcareService , ImagingSelection , ImagingStudy , Immunization , ImmunizationEvaluation , ImmunizationRecommendation , ImplementationGuide , Ingredient , InsurancePlan , InventoryItem , InventoryReport , Invoice , Library , Linkage , List , Location , ManufacturedItemDefinition , Measure , MeasureReport , Medication , MedicationAdministration , MedicationDispense , MedicationKnowledge , MedicationRequest , MedicationStatement , MedicinalProductDefinition , MessageDefinition , MessageHeader , MolecularSequence , NamingSystem , NutritionIntake , NutritionOrder , NutritionProduct , Observation , ObservationDefinition , OperationDefinition , OperationOutcome , Organization , OrganizationAffiliation , PackagedProductDefinition , Parameters , Patient , PaymentNotice , PaymentReconciliation , Permission , Person , PlanDefinition , Practitioner , PractitionerRole , Procedure , Provenance , Questionnaire , QuestionnaireResponse , RegulatedAuthorization , RelatedPerson , RequestOrchestration , Requirements , ResearchStudy , ResearchSubject , RiskAssessment , Schedule , SearchParameter , ServiceRequest , Slot , Specimen , SpecimenDefinition , StructureDefinition , StructureMap , Subscription , SubscriptionStatus , SubscriptionTopic , Substance , SubstanceDefinition , SubstanceNucleicAcid , SubstancePolymer , SubstanceProtein , SubstanceReferenceInformation , SubstanceSourceMaterial , SupplyDelivery , SupplyRequest , Task , TerminologyCapabilities , TestPlan , TestReport , TestScript , Transport , ValueSet , VerificationResult , VisionPrescription Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-descriptionThis search parameter is part of the common search parameter CanonicalResource-description  14.10.22    description Parameter description:string
Resource EventDefinition Expression EventDefinition.descriptionProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/MetadataResource-effectiveThis search parameter is part of the common search parameter MetadataResource-effective  14.10.23    effective Parameter effective:date
EventDefinition : The time during which the event definition is intended to be in use
Resource EventDefinition Expression EventDefinition.effectivePeriodProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true Comparators Allowed: eq, ne, gt, ge, lt, le, sa, eb, ap 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-identifierThis search parameter is part of the common search parameter CanonicalResource-identifier  14.10.24    identifier Parameter identifier:token
Resource EventDefinition Expression EventDefinition.identifierProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-jurisdictionThis search parameter is part of the common search parameter CanonicalResource-jurisdiction  14.10.25    jurisdiction Parameter jurisdiction:token
Resource EventDefinition Expression EventDefinition.jurisdictionProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-nameThis search parameter is part of the common search parameter CanonicalResource-name  14.10.26    name Parameter name:string
Resource EventDefinition Expression EventDefinition.nameProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/MetadataResource-predecessorThis search parameter is part of the common search parameter MetadataResource-predecessor  14.10.27    predecessor Parameter predecessor:reference
Resource EventDefinition Expression EventDefinition.relatedArtifact.where(type='predecessor').resourceProcessing Mode Normal Target Resources Account , ActivityDefinition , ActorDefinition , AdministrableProductDefinition , AdverseEvent , AllergyIntolerance , Appointment , AppointmentResponse , ArtifactAssessment , AuditEvent , Basic , Binary , BiologicallyDerivedProduct , BiologicallyDerivedProductDispense , BodyStructure , Bundle , CapabilityStatement , CarePlan , CareTeam , ChargeItem , ChargeItemDefinition , Citation , Claim , ClaimResponse , ClinicalImpression , ClinicalUseDefinition , CodeSystem , Communication , CommunicationRequest , CompartmentDefinition , Composition , ConceptMap , Condition , ConditionDefinition , Consent , Contract , Coverage , CoverageEligibilityRequest , CoverageEligibilityResponse , DetectedIssue , Device , DeviceAssociation , DeviceDefinition , DeviceDispense , DeviceMetric , DeviceRequest , DeviceUsage , DiagnosticReport , DocumentReference , Encounter , EncounterHistory , Endpoint , EnrollmentRequest , EnrollmentResponse , EpisodeOfCare , EventDefinition , Evidence , EvidenceReport , EvidenceVariable , ExampleScenario , ExplanationOfBenefit , FamilyMemberHistory , Flag , FormularyItem , GenomicStudy , Goal , GraphDefinition , Group , GuidanceResponse , HealthcareService , ImagingSelection , ImagingStudy , Immunization , ImmunizationEvaluation , ImmunizationRecommendation , ImplementationGuide , Ingredient , InsurancePlan , InventoryItem , InventoryReport , Invoice , Library , Linkage , List , Location , ManufacturedItemDefinition , Measure , MeasureReport , Medication , MedicationAdministration , MedicationDispense , MedicationKnowledge , MedicationRequest , MedicationStatement , MedicinalProductDefinition , MessageDefinition , MessageHeader , MolecularSequence , NamingSystem , NutritionIntake , NutritionOrder , NutritionProduct , Observation , ObservationDefinition , OperationDefinition , OperationOutcome , Organization , OrganizationAffiliation , PackagedProductDefinition , Parameters , Patient , PaymentNotice , PaymentReconciliation , Permission , Person , PlanDefinition , Practitioner , PractitionerRole , Procedure , Provenance , Questionnaire , QuestionnaireResponse , RegulatedAuthorization , RelatedPerson , RequestOrchestration , Requirements , ResearchStudy , ResearchSubject , RiskAssessment , Schedule , SearchParameter , ServiceRequest , Slot , Specimen , SpecimenDefinition , StructureDefinition , StructureMap , Subscription , SubscriptionStatus , SubscriptionTopic , Substance , SubstanceDefinition , SubstanceNucleicAcid , SubstancePolymer , SubstanceProtein , SubstanceReferenceInformation , SubstanceSourceMaterial , SupplyDelivery , SupplyRequest , Task , TerminologyCapabilities , TestPlan , TestReport , TestScript , Transport , ValueSet , VerificationResult , VisionPrescription Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-publisherThis search parameter is part of the common search parameter CanonicalResource-publisher  14.10.28    publisher Parameter publisher:string
Resource EventDefinition Expression EventDefinition.publisherProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-statusThis search parameter is part of the common search parameter CanonicalResource-status  14.10.29    status Parameter status:token
Resource EventDefinition Expression EventDefinition.statusProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/MetadataResource-successorThis search parameter is part of the common search parameter MetadataResource-successor  14.10.30    successor Parameter successor:reference
Resource EventDefinition Expression EventDefinition.relatedArtifact.where(type='successor').resourceProcessing Mode Normal Target Resources Account , ActivityDefinition , ActorDefinition , AdministrableProductDefinition , AdverseEvent , AllergyIntolerance , Appointment , AppointmentResponse , ArtifactAssessment , AuditEvent , Basic , Binary , BiologicallyDerivedProduct , BiologicallyDerivedProductDispense , BodyStructure , Bundle , CapabilityStatement , CarePlan , CareTeam , ChargeItem , ChargeItemDefinition , Citation , Claim , ClaimResponse , ClinicalImpression , ClinicalUseDefinition , CodeSystem , Communication , CommunicationRequest , CompartmentDefinition , Composition , ConceptMap , Condition , ConditionDefinition , Consent , Contract , Coverage , CoverageEligibilityRequest , CoverageEligibilityResponse , DetectedIssue , Device , DeviceAssociation , DeviceDefinition , DeviceDispense , DeviceMetric , DeviceRequest , DeviceUsage , DiagnosticReport , DocumentReference , Encounter , EncounterHistory , Endpoint , EnrollmentRequest , EnrollmentResponse , EpisodeOfCare , EventDefinition , Evidence , EvidenceReport , EvidenceVariable , ExampleScenario , ExplanationOfBenefit , FamilyMemberHistory , Flag , FormularyItem , GenomicStudy , Goal , GraphDefinition , Group , GuidanceResponse , HealthcareService , ImagingSelection , ImagingStudy , Immunization , ImmunizationEvaluation , ImmunizationRecommendation , ImplementationGuide , Ingredient , InsurancePlan , InventoryItem , InventoryReport , Invoice , Library , Linkage , List , Location , ManufacturedItemDefinition , Measure , MeasureReport , Medication , MedicationAdministration , MedicationDispense , MedicationKnowledge , MedicationRequest , MedicationStatement , MedicinalProductDefinition , MessageDefinition , MessageHeader , MolecularSequence , NamingSystem , NutritionIntake , NutritionOrder , NutritionProduct , Observation , ObservationDefinition , OperationDefinition , OperationOutcome , Organization , OrganizationAffiliation , PackagedProductDefinition , Parameters , Patient , PaymentNotice , PaymentReconciliation , Permission , Person , PlanDefinition , Practitioner , PractitionerRole , Procedure , Provenance , Questionnaire , QuestionnaireResponse , RegulatedAuthorization , RelatedPerson , RequestOrchestration , Requirements , ResearchStudy , ResearchSubject , RiskAssessment , Schedule , SearchParameter , ServiceRequest , Slot , Specimen , SpecimenDefinition , StructureDefinition , StructureMap , Subscription , SubscriptionStatus , SubscriptionTopic , Substance , SubstanceDefinition , SubstanceNucleicAcid , SubstancePolymer , SubstanceProtein , SubstanceReferenceInformation , SubstanceSourceMaterial , SupplyDelivery , SupplyRequest , Task , TerminologyCapabilities , TestPlan , TestReport , TestScript , Transport , ValueSet , VerificationResult , VisionPrescription Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-titleThis search parameter is part of the common search parameter CanonicalResource-title  14.10.31    title Parameter title:string
Resource EventDefinition Expression EventDefinition.titleProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/MetadataResource-topicThis search parameter is part of the common search parameter MetadataResource-topic  14.10.32    topic Parameter topic:token
Resource EventDefinition Expression EventDefinition.topicProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-urlThis search parameter is part of the common search parameter CanonicalResource-url  14.10.33    url Parameter url:uri
Resource EventDefinition Expression EventDefinition.urlProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true 
  http://hl7.org/fhir/SearchParameter/CanonicalResource-versionThis search parameter is part of the common search parameter CanonicalResource-version  14.10.34    version Parameter version:token
Resource EventDefinition Expression EventDefinition.versionProcessing Mode Normal Multiples multipleAnd: It's up to the server whether the parameter may repeat in order to specify multiple values that must all be true multipleOr: It's up to the server whether the parameter can have multiple values (separated by comma) where at least one must be true