1. Department of Gynecology, Oslo University Hospital , Oslo, Norway
2. Institute for Women’s Health, University College Hospital , London, UK
3. Department of Obstetrics and Gynecology II and Reproductive Medecine, Université Paris Cité, Faculté de Médecine, CHU Cochin , Paris, France
4. Department of Obstetrics and Gynecology, Aarhus University Hospital , Aarhus, Denmark
5. Shanghai Obstetrics and Gynecology Hospital, Fudan University , Shanghai, China
6. Nuffield Department of Women’s & Reproductive Health, Oxford Endometriosis CaRe Centre, University of Oxford , Oxford, UK
7. Norwegian Endometriosis Association , Halden, Norway
8. Department of Obstetrics and Gynecology, David Geffen School of Medicine at UCLA , Los Angeles, CA, USA
9. Department of Obstetrics and Gynaecology, Faculty of Health Sciences, University of Cape Town , Cape Town, South Africa