This is the Continuous Integration Build of FHIR (will be incorrect/inconsistent at times).
See the Directory of published versions 
Patient Care Work Group | Maturity Level: 0 | Draft | Security Category: Patient | Compartments: Practitioner |
Detailed Descriptions for the elements in the Linkage resource.
| Linkage | |||||||||
| Element Id | Linkage | ||||||||
| Definition | Identifies two or more records (resource instances) that refer to the same real-world "occurrence". | ||||||||
| Short Display | Links records for 'same' item | ||||||||
| Cardinality | 0..* | ||||||||
| Type | DomainResource | ||||||||
| Summary | false | ||||||||
| Constraints |
| ||||||||
| Linkage.active | |||||||||
| Element Id | Linkage.active | ||||||||
| Definition | Indicates whether the asserted set of linkages are considered to be "in effect". | ||||||||
| Short Display | Whether this linkage assertion is active or not | ||||||||
| Cardinality | 0..1 | ||||||||
| Type | boolean | ||||||||
| Meaning if Missing | This resource is generally assumed to be active if no value is provided for the active element | ||||||||
| Requirements | Need to be able to mark a linkage record as not to be used because it was created in error. | ||||||||
| Summary | true | ||||||||
| Comments | If false, any asserted linkages should not be considered current/relevant/applicable. | ||||||||
| Linkage.author | |||||||||
| Element Id | Linkage.author | ||||||||
| Definition | Identifies the user or organization responsible for asserting the linkages and establishing the context in which the nature of each linkage is evaluated. | ||||||||
| Short Display | Who is responsible for linkages | ||||||||
| Cardinality | 0..1 | ||||||||
| Type | Reference(Practitioner | PractitionerRole | Organization) | ||||||||
| Summary | true | ||||||||
| Linkage.item | |||||||||
| Element Id | Linkage.item | ||||||||
| Definition | Identifies a member of a set of resource instances considered to refer to the same real-world entity and classifies the role of the resource instance in the set. | ||||||||
| Short Display | Item to be linked | ||||||||
| Cardinality | 1..* | ||||||||
| Summary | true | ||||||||
| Constraints |
| ||||||||
| Linkage.item.type | |||||||||
| Element Id | Linkage.item.type | ||||||||
| Definition | Distinguishes which item is "source of truth" (if any) and which items are no longer considered to be current representations. | ||||||||
| Short Display | source | alternate | historical | ||||||||
| Cardinality | 1..1 | ||||||||
| Terminology Binding | Linkage Type (Required) | ||||||||
| Type | code | ||||||||
| Summary | true | ||||||||
| Linkage.item.resource | |||||||||
| Element Id | Linkage.item.resource | ||||||||
| Definition | The resource instance being linked as part of the group. | ||||||||
| Short Display | Resource being linked | ||||||||
| Cardinality | 1..1 | ||||||||
| Type | Reference(Any) | ||||||||
| Summary | true | ||||||||