1 Northwestern University Feinberg School of Medicine, Division of Gynecologic Oncology, Department of Obstetrics and Gynecology, Chicago, Illinois.
2 Northwestern University Feinberg School of Medicine, Division of Gynecologic Oncology, Department of Obstetrics and Gynecology, the Robert H. Lurie Comprehensive Cancer Center, Northwestern University, and the Center for Healthcare Studies, Institute for Public Health in Medicine, Chicago, Illinois.