Affiliation: | aDepartment of Obstetrics, Gynecology and Reproductive Biology, Brigham and Women’s Hospital, Boston, Massachusetts;bDepartment of Obstetrics and Gynecology, Stanford University Hospital, Stanford, California;cRedshift Technologies, Inc., New York, New York;dDepartment of Obstetrics and Gynecology, University Hospitals of Cleveland, Cleveland, Ohio;eDepartment of Obstetrics and Gynecology, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire |