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There is no registerPatientRequest endpoint.  A patient is registered with a partner registry at the time of request in the form of an embedded Patient block - see the section on Requests. 

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• Request

• Patient

  wmdaId*	integer nullable: false example: 1234 ID provided by the WMDA
  patientId*	string maxLength: 17 nullable: false example: P1234XX Organisation unique identifier for patient. Cannot be set unless "legalTerms" is set to "true". Do not use real names here.
  hla*	{...}
  idm	{...}
  dateOfBirth	string($date) nullable: true maxLength: 10 example: 1961-05-27
  diagnosis	{...}
  diseasePhase	string nullable: trueEnum: Array [ 48 ]
  ethnicity	string nullable: trueEnum: Array [ 20 ]
  poolCountryCode	string maxLength: 2 pattern: ^[A-Z]{2} nullable: true example: NL ISO 3166-1 alpha-2 Country Code (capitalized)
  abo	string nullable: trueEnum: Array [ 4 ]
  rhesus	string nullable: trueEnum: Array [ 2 ]
  weight	integer nullable: true minimum: 1 maximum: 999 example: 76
  sex	string nullable: trueEnum: Array [ 2 ]
  firstName	string maxLength: 30 nullable: true example: John First (given name) of the patient
  lastName	string maxLength: 30 nullable: true example: Doe Last (family name) of the patient

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described in the Admin chapter. 

3.9 - Update Registered Patient    

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