Data Request Form Health Data Agency You must have JavaScript enabled to use this form. Welcome to the data request online form. This form contains a series of questions about your request. Please pay attention to fill in the form cautiously as your answers will be used by the HDA to (1) understand what type of request you have, and (2) determine immediate next steps. Note that depending on the type of request you have submitted, you can expect to receive a follow-up questionnaire, composed of more advanced questions on the data needed. Privacy policy: https://www.hda.belgium.be/en/privacy-policy Leave this field blank