1. Department of Reproduction and Genetics (REGE); Vrije Universiteit Brussel (VUB); Laarbeeklaan 103 Brussels Belgium
2. Centre for Reproductive Medicine (CRM); Universitair Ziekenhuis Brussel (UZ Brussel); Laarbeeklaan 101 Brussels Belgium
3. Centre for Medical Genetics (CMG); Universitair Ziekenhuis Brussel (UZ Brussel); Laarbeeklaan 101 Brussels Belgium