f:Observation interpretation: maximum cardinality of 'interpretation' is 0 device: maximum cardinality of 'device' is 0 referenceRange: maximum cardinality of 'referenceRange' is 0 f:Observation/f:identifier id: maximum cardinality of 'id' is 0 use: maximum cardinality of 'use' is 0 system: minimum cardinality of 'system' is 1 value: minimum cardinality of 'value' is 1 period: maximum cardinality of 'period' is 0 assigner: maximum cardinality of 'assigner' is 0 f:Observation/f:code/f:coding id: maximum cardinality of 'id' is 0 system: minimum cardinality of 'system' is 1 version: maximum cardinality of 'version' is 0 code: minimum cardinality of 'code' is 1 display: minimum cardinality of 'display' is 1 userSelected: maximum cardinality of 'userSelected' is 0 id: maximum cardinality of 'id' is 0 system: minimum cardinality of 'system' is 1 version: maximum cardinality of 'version' is 0 code: minimum cardinality of 'code' is 1 display: minimum cardinality of 'display' is 1 userSelected: maximum cardinality of 'userSelected' is 0 id: maximum cardinality of 'id' is 0 system: minimum cardinality of 'system' is 1 version: maximum cardinality of 'version' is 0 code: minimum cardinality of 'code' is 1 display: minimum cardinality of 'display' is 1 userSelected: maximum cardinality of 'userSelected' is 0 f:Observation/f:value[x] 1 id: maximum cardinality of 'id' is 0 value: minimum cardinality of 'value' is 1 comparator: maximum cardinality of 'comparator' is 0