f:Dosage extension with URL = 'http://jpfhir.jp/fhir/core/Extension/StructureDefinition/JP_MedicationDosage_PeriodOfUse': maximum cardinality of 'extension' is 1 extension with URL = 'http://jpfhir.jp/fhir/core/Extension/StructureDefinition/JP_MedicationDosage_UsageDuration': maximum cardinality of 'extension' is 1 f:Dosage/f:timing id: maximum cardinality of 'id' is 1 repeat: maximum cardinality of 'repeat' is 1 code: maximum cardinality of 'code' is 1 f:Dosage/f:timing/f:repeat id: maximum cardinality of 'id' is 1 count: maximum cardinality of 'count' is 1 countMax: maximum cardinality of 'countMax' is 1 duration: maximum cardinality of 'duration' is 1 durationMax: maximum cardinality of 'durationMax' is 1 durationUnit: maximum cardinality of 'durationUnit' is 1 frequency: maximum cardinality of 'frequency' is 1 frequencyMax: maximum cardinality of 'frequencyMax' is 1 period: maximum cardinality of 'period' is 1 periodMax: maximum cardinality of 'periodMax' is 1 periodUnit: maximum cardinality of 'periodUnit' is 1 offset: maximum cardinality of 'offset' is 1 f:Dosage/f:timing/f:repeat/f:bounds[x] 1 id: maximum cardinality of 'id' is 1 value: maximum cardinality of 'value' is 1 comparator: maximum cardinality of 'comparator' is 1 unit: maximum cardinality of 'unit' is 1 system: maximum cardinality of 'system' is 1 code: maximum cardinality of 'code' is 1