BMI with links to Height and Weight

@prefix fhir: <http://hl7.org/fhir/> .
@prefix loinc: <https://loinc.org/rdf/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

# - resource -------------------------------------------------------------------

[a fhir:Observation ;
  fhir:nodeRole fhir:treeRoot ;
  fhir:id [ fhir:v "bmi-using-related"] ; # 
  fhir:text [
     fhir:status [ fhir:v "generated" ] ;
     fhir:div "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p><b>Generated Narrative: Observation</b><a name=\"bmi-using-related\"> </a></p><div style=\"display: inline-block; background-color: #d9e0e7; padding: 6px; margin: 4px; border: 1px solid #8da1b4; border-radius: 5px; line-height: 60%\"><p style=\"margin-bottom: 0px\">Resource Observation &quot;bmi-using-related&quot; </p></div><p><b>status</b>: <span title=\"  ======== need to fix vitals to removed fixed value 'has-member' ==========\n	&lt;meta&gt;\n		&lt;profile value=&quot;http://hl7.org/fhir/StructureDefinition/vitalsigns&quot;/&gt;\n	&lt;/meta&gt;\n     \">final</span></p><p><b>category</b>: Vital Signs <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"http://terminology.hl7.org/5.4.0/CodeSystem-observation-category.html\">Observation Category Codes</a>#vital-signs)</span></p><p><b>code</b>: BMI <span style=\"background: LightGoldenRodYellow; margin: 4px; border: 1px solid khaki\"> (<a href=\"https://loinc.org/\">LOINC</a>#39156-5 &quot;Body mass index (BMI) [Ratio]&quot;)</span></p><p><b>subject</b>: <a href=\"patient-example.html\">Patient/example</a> &quot;Peter CHALMERS&quot;</p><p><b>effective</b>: 1999-07-02</p><p><b>value</b>: 16.2 kg/m2<span style=\"background: LightGoldenRodYellow\"> (Details: UCUM code kg/m2 = 'kg/m2')</span></p><p><b>derivedFrom</b>: </p><ul><li><a href=\"broken-link.html\">Observation/bodyheight: Body Height</a></li><li><a href=\"observation-example.html\">Observation/example: Body Weight</a></li></ul></div>"
  ] ; #    ======== need to fix vitals to removed fixed value 'has-member' ==========
#	<meta>
#		<profile value="http://hl7.org/fhir/StructureDefinition/vitalsigns"/>
#	</meta>
#      
  fhir:status [ fhir:v "final"] ; # 
  fhir:category ( [
     fhir:coding ( [
       fhir:system [ fhir:v "http://terminology.hl7.org/CodeSystem/observation-category"^^xsd:anyURI ] ;
       fhir:code [ fhir:v "vital-signs" ] ;
       fhir:display [ fhir:v "Vital Signs" ]
     ] ) ;
     fhir:text [ fhir:v "Vital Signs" ]
  ] ) ; # 
  fhir:code [
     fhir:coding ( [
       a loinc:39156-5 ;
       fhir:system [ fhir:v "http://loinc.org"^^xsd:anyURI ] ;
       fhir:code [ fhir:v "39156-5" ] ;
       fhir:display [ fhir:v "Body mass index (BMI) [Ratio]" ]
     ] ) ;
     fhir:text [ fhir:v "BMI" ]
  ] ; # 
  fhir:subject [
     fhir:reference [ fhir:v "Patient/example" ]
  ] ; # 
  fhir:effective [ fhir:v "1999-07-02"^^xsd:date] ; # 
  fhir:value [
     a fhir:Quantity ;
     fhir:value [ fhir:v "16.2"^^xsd:decimal ] ;
     fhir:unit [ fhir:v "kg/m2" ] ;
     fhir:system [ fhir:v "http://unitsofmeasure.org"^^xsd:anyURI ] ;
     fhir:code [ fhir:v "kg/m2" ]
  ] ; # 
  fhir:derivedFrom ( [
     fhir:reference [ fhir:v "Observation/bodyheight" ] ;
     fhir:display [ fhir:v "Body Height" ]
  ] [
     fhir:reference [ fhir:v "Observation/example" ] ;
     fhir:display [ fhir:v "Body Weight" ]
  ] )] . # 

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