get:
  operationId: indicatorReportGroups
  tags:
    - Quality of Care
  summary: Indicator, care groups
  description: Show all care groups available for indicator reports. A group is a group of GP practices that do (part) of chronic care together.
  parameters:
    - name: refDate
      in: query
      description: |-
        The date in `2023-04-01` format; defaults to the first day in the next quarter, e.g. on april 5th 2023, defaults to `2023-07-01`.
      required: false
      schema:
        $ref: ../schemas/date.yaml
  responses:
    '200':
      description: >-
        A list of available groups.
      content:
        application/json:
          schema:
            type: object
            properties:
              refDate:
                description: 'Groups reported are available for this date (dutch: _peildatum_).'
                $ref: ../schemas/date.yaml
              groups:
                description: A list of available groups.
                type: array
                items:
                  description: A tag (generally lower-case, no spaces).
                  type: string
                  example: hwf
            required:
              - refDate
              - groups
    '401':
      $ref: '../zoo-api.yaml/#/components/responses/NoAuth'
    '403':
      $ref: '../zoo-api.yaml#/components/responses/NoAccess'