[1] Univ Michigan, Dept Obstet & Gynecol, 1500 East Med Ctr Dr, Ann Arbor, MI 48109 USA
[2] NY Pelv Pain & Minimally Invas Gynecol Surg, New York, NY USA
[3] Univ Tennessee, Med Ctr, Dept Obstet & Gynecol, Knoxville, TN USA
[4] Univ Tennessee, Grad Sch Med, Knoxville, TN USA
[5] Univ N Carolina, Dept Obstet & Gynecol, Chapel Hill, NC USA
[6] Cedars Sinai, Dept Obstet & Gynecol, Los Angeles, CA USA