f:PlanDefinition url: minimum cardinality of 'url' is 1 name: minimum cardinality of 'name' is 1 f:PlanDefinition/f:action extension with URL = 'https://fhir.ehealth-systems.at/extensions/PlanDefinition/patientInstruction': maximum cardinality of 'extension' is 1 definition[x]: minimum cardinality of 'definition[x]' is 1 f:PlanDefinition/f:action/f:timing[x] 1 repeat: minimum cardinality of 'repeat' is 1 f:PlanDefinition/f:action/f:timing[x]/f:repeat 1 frequency: minimum cardinality of 'frequency' is 1 period: minimum cardinality of 'period' is 1 periodUnit: minimum cardinality of 'periodUnit' is 1 f:PlanDefinition/f:action/f:participant extension with URL = 'https://fhir.ehealth-systems.at/extensions/ParticipantDeviceDefinition': minimum cardinality of 'extension' is 1 extension with URL = 'https://fhir.ehealth-systems.at/extensions/ParticipantDeviceDefinition': maximum cardinality of 'extension' is 1 extension with URL = 'https://fhir.ehealth-systems.at/extensions/ParticipantDeviceDefinition': minimum cardinality of 'extension' is 1 extension with URL = 'https://fhir.ehealth-systems.at/extensions/ParticipantDeviceDefinition': maximum cardinality of 'extension' is 1 f:PlanDefinition/f:action/f:participant/f:extension id: maximum cardinality of 'id' is 1 url: minimum cardinality of 'url' is 1 url: maximum cardinality of 'url' is 1 value[x]: minimum cardinality of 'value[x]' is 1 value[x]: maximum cardinality of 'value[x]' is 1 id: maximum cardinality of 'id' is 1 url: minimum cardinality of 'url' is 1 url: maximum cardinality of 'url' is 1 value[x]: minimum cardinality of 'value[x]' is 1 value[x]: maximum cardinality of 'value[x]' is 1