Departments: Letters to the Editor
Grimes, David A. MD; Peipert, Jeffrey F. MD, PhD
FHI, Research Triangle Park, North Carolina, Department of Obstetrics and Gynecology, University of North Carolina School of Medicine, Chapel Hill, North Carolina; Division of Clinical Research, Department of Obstetrics and Gynecology, Washington University in St. Louis School of Medicine, St. Louis, Missouri
Financial Disclosure: The authors did not report any potential conflicts of interest.
doi: 10.1097/AOG.0b013e31820e337d