2nd DSTU Draft For Comment
This page is part of the FHIR Specification (v0.4.0: DSTU 2 Draft). The current version which supercedes this version is 5.0.0. For a full list of available versions, see the Directory of published versions 
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Detailed Descriptions for the elements in the Substance resource.
| Substance | |
| Definition | A homogeneous material with a definite composition. |
| Control | 1..1 |
| Substance.type | |
| Definition | A code (or set of codes) that identify this substance. |
| Control | 1..1 |
| Binding | SubstanceType: Example: See http://hl7.org/fhir/vs/substance-type (Type of the substance) |
| Type | CodeableConcept |
| Comments | This could be a reference to an externally defined code. It could also be a locally assigned code (e.g. a formulary), optionally with translations to the standard drug codes. |
| Substance.description | |
| Definition | A description of the substance - its appearance, handling requirements, and other usage notes. |
| Control | 0..1 |
| Type | string |
| Substance.instance | |
| Definition | Substance may be used to describe a kind of substance, or a specific package/container of the substance: an instance. |
| Control | 0..1 |
| Meaning if Missing | If this element is not present, then the substance resource describes a kind of substance |
| Substance.instance.identifier | |
| Definition | Identifier associated with the package/container (usually a label affixed directly). |
| Control | 0..1 |
| Type | Identifier |
| Substance.instance.expiry | |
| Definition | When the substance is no longer valid to use. For some substances, a single arbitrary date is used for expiry. |
| Control | 0..1 |
| Type | dateTime |
| Substance.instance.quantity | |
| Definition | The amount of the substance. |
| Control | 0..1 |
| Type | Quantity |
| Substance.ingredient | |
| Definition | A substance can be composed of other substances. |
| Control | 0..* |
| Substance.ingredient.quantity | |
| Definition | The amount of the ingredient in the substance - a concentration ratio. |
| Control | 0..1 |
| Type | Ratio |
| Substance.ingredient.substance | |
| Definition | Another substance that is a component of this substance. |
| Control | 1..1 |
| Type | Reference(Substance) |
© HL7.org 2011+. FHIR DSTU (v0.4.0-4167) generated on Mon, Feb 23, 2015 09:24+1100.
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