1. Reproductive Medicine and Gynecological Endocrinology (RME), University Hospital, University of Basel , Basel, Switzerland
2. Faculdade de Medicina da Universidade de Lisboa , Lisbon, Portugal
3. European Society of Human Reproduction and Embryology, Central Office , Strombeek-Bever, Belgium
4. SISMER Reproductive Medicine Unit , Bologna, Italy
5. Elisabeth Twee Steden Hospital , Tilburg, The Netherlands
6. Cliniques Universitaires Saint-Luc, Université Catholique de Louvain , Brussels, Belgium