1. Department of Gynecology and Obstetrics; Faculty of Health and Medical Sciences; Copenhagen University; Herlev University Hospital; Herlev Denmark
2. Unit for Thrombosis Research; Institute of Public Health; University of Southern Denmark; Esbjerg Denmark
3. Department of Endocrinology; Faculty of Health and Medical Sciences; Copenhagen University; Herlev University Hospital; Herlev Denmark
4. Department of Gynecology and Obstetrics; Faculty of Health and Medical Sciences; Copenhagen University; Holbaek University Hospital; Holbaek Denmark
5. Department of Gynecology and Obstetrics; Faculty of Health and Medical Sciences; Copenhagen University; Hvidovre University Hospital; Hvidovre Denmark