1. Amsterdam UMC, Free Medical University; Center for Reproductive Medicine; De Boelelaan 1105 Amsterdam Netherlands 1081 HV
2. Amsterdam UMC, University of Amsterdam; Center for Reproductive Medicine; Meibergdreef 9 Amsterdam Netherlands 1105 AZ
3. VU University Medical Center; Amsterdam Netherlands
4. Monash University; Department of Obstetrics and Gynaecology; 246 Clayton Road Clayton Victoria Australia 3168
5. Amsterdan UMC, University of Amsterdam; Center for Reproductive Medicine; Meibergdreef 9 Amsterdam Netherlands 1105 AZ