1Ob-Gyn Center Epidemiology Center, Department of Obstetrics, Gynecology, and Reproductive Biology, Brigham and Women’s Hospital, Boston, MA, USA
2Reproductive Endocrinology Unit Laboratory, Department of Medicine, Massachusetts General Hospital, Boston, MA, USA
3Biostatistics Center, Massachusetts General Hospital, Boston, MA, USA
4Laboratory of Gynecologic Oncology, Department of Obstetrics, Gynecology, and Reproductive Biology, Brigham and Women’s Hospital, Boston, MA, USA