Affiliation: | 1.Department of Obstetrics and Gynecology, University of Iowa Hospitals and Clinics, 200 Hawkins Dr, Iowa City, IA, 52241, USA ;2.Department of Obstetrics and Gynecology, University Hospitals Cleveland Medical Center, 11100 Euclid Ave, Cleveland, OH, 44106, USA ;3.Department of Obstetrics and Gynecology, University of Washington School of Medicine, 1959 NE Pacific Street, Seattle, WA, 98195, USA ;4.Department of Internal Medicine, University of Iowa Hospitals and Clinics, 200 Hawkins Dr, Iowa City, IA, 52241, USA ; |