f:Observation identifier: maximum cardinality of 'identifier' is 0 basedOn: maximum cardinality of 'basedOn' is 0 partOf: maximum cardinality of 'partOf' is 0 subject: minimum cardinality of 'subject' is 1 focus: maximum cardinality of 'focus' is 0 issued: maximum cardinality of 'issued' is 0 performer: maximum cardinality of 'performer' is 0 value[x]: maximum cardinality of 'value[x]' is 0 dataAbsentReason: maximum cardinality of 'dataAbsentReason' is 0 interpretation: maximum cardinality of 'interpretation' is 0 referenceRange: maximum cardinality of 'referenceRange' is 0 hasMember: maximum cardinality of 'hasMember' is 0 derivedFrom: maximum cardinality of 'derivedFrom' is 0 f:Observation/f:subject id: maximum cardinality of 'id' is 1 reference: maximum cardinality of 'reference' is 1 type: maximum cardinality of 'type' is 0 identifier: maximum cardinality of 'identifier' is 0 display: maximum cardinality of 'display' is 0 f:Observation/f:encounter id: maximum cardinality of 'id' is 1 reference: maximum cardinality of 'reference' is 1 type: maximum cardinality of 'type' is 0 identifier: maximum cardinality of 'identifier' is 0 display: maximum cardinality of 'display' is 0 f:Observation/f:component interpretation: maximum cardinality of 'interpretation' is 0