Author information: (1)Center for Life Course Health Research, Faculty of Medicine, University of Oulu, Oulu, Finland. eeva.sliz@oulu.fi. (2)Biocenter Oulu, Oulu, Finland. eeva.sliz@oulu.fi. (3)Center for Life Course Health Research, Faculty of Medicine, University of Oulu, Oulu, Finland. (4)Biocenter Oulu, Oulu, Finland. (5)Oxford Endometriosis CaRe Centre, Nuffield Department of Women's and Reproductive Health, University of Oxford, Oxford, UK. (6)Wellcome Centre for Human Genetics, University of Oxford, Oxford, UK. (7)Department of Obstetrics and Gynecology, Oulu University Hospital, Oulu, Finland. (8)PEDEGO Research Unit, University of Oulu and Oulu University Hospital, Oulu, Finland. (9)Medical Research Center Oulu, University of Oulu and Oulu University Hospital, Oulu, Finland. (#)Contributed equally