1. Department of Obstetrics and Gynaecology, Leuven University Fertility Center, University Hospital Leuven, Leuven, Belgium
2. Department of Development and Regeneration, Laboratory of Endometrium, Endometriosis & Reproductive Medicine, KU Leuven, Leuven, Belgium
3. MRC Centre for Inflammation Research, The University of Edinburgh, Edinburgh, United Kingdom
4. Global Medical Affairs Fertility, Research and Development, Merck, Darmstadt, Germany