1 Department of Obstetrics and Gynecology, Inova Fairfax Medical Campus, Falls Church, Virginia (Drs. Heiden and Welgoss). Electronic address: allisonhawkins73@gmail.com.
2 Department of Obstetrics and Gynecology, Walter Reed National Military Medical Center, Bethesda, Maryland (Drs. Dengler and Welch).
3 Department of Obstetrics and Gynecology, Inova Fairfax Medical Campus, Falls Church, Virginia (Drs. Heiden and Welgoss).