D’Incal, Claudio Peter
Van Dijck, Anke
Annear, Dale John
Harutyunyan, Lusine
Elinck, Ellen
Dingemans, Alexander J. M.
de Vries, Bert B. A.
Mateiu, Ligia
Meuwissen, Marije
Jansen, Anna C.
Kooy, R. Frank
Article History
Received: 11 April 2025
Accepted: 1 October 2025
First Online: 10 November 2025
Declarations
:
: Written informed consent for investigation of the ADNP variant in terms of the Helsmoortel-Van der Aa syndrome was obtained from the mother for clinical testing, research use, and publication. The mother, as the legal guardian of her children, was informed that initial written consent will allow the use of data collected from the children during the period they were involved in the study. The protocol was approved by the Ethics Committee of the Antwerp University Hospital, Antwerp, Belgium.
: The authors declare no competing interests.