1. University Women’s Hospital, Division of
Gynaecological Endocrinology and Reproductive Medicine, Inselspital, University
Hospital, Bern, Switzerland
2. Laboratory of Reproductive Biology,
Faculty of Health Science, The Juliane Marie Centre for Women, Children and
Reproduction, University Hospital of Copenhagen, University of Copenhagen,
Copenhagen, Denmark
3. Department of Obstetrics and Gynecology,
Northwestern University, Chicago, IL, USA
4. Centre for Infertility, Prenatal
Medicine, Endocrinology and Osteology, Amedes group, Hamburg, Germany