1. Zürich Breast Centre, Zürich, Switzerland;
2. Clinic for Gynaecology and Gynaecological Oncology, Women’s Hospital, Basel University Hospital, Basel, Switzerland;
3. Clinic for Gynaecological Social Medicine and Psychosomatics, Women’s Hospital, Basel University Hospital, Basel, Switzerland;
4. Clinic for Gynaecological Endocrinology and Reproductive Medicine, Women’s Hospital, Basel University Hospital, Basel, Switzerland;
5. Fertisuisse Centre for Reproductive Medicine, Olten, Switzerland