1. University of Iowa Hospitals and Clinics, Department of Obstetrics and Gynecology, Iowa City, Iowa
2. Medical College of Georgia, Augusta University, Division of Gynecologic Oncology, Augusta, GA
3. University of Iowa Hospitals and Clinics, Department of Obstetrics and Gynecology, Division of Urogynecology and Reconstructive Pelvic Surgery, Iowa City, Iowa
4. University of Iowa Hospitals and Clinics, Department of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, Iowa City, Iowa