[1] Ochsner Clin Sch, Dept Obstet & Gynecol, New Orleans, LA USA
[2] Kaiser Permanente Med Ctr, Dept Obstet & Gynecol, Oakland, CA USA
[3] Univ Connecticut, Sch Med, Dept Obstet & Gynecol, Hartford Hosp, Hartford, CT 06112 USA
[4] Inst Female Pelv Med & Reconstruct Surg, N Wales, PA USA
[5] Eastern Virginia Med Sch, Dept Obstet & Gynecol, Norfolk, VA 23501 USA
[6] Brown Univ, Alpert Med Sch, Dept Obstet & Gynecol, Women & Infants Hosp Rhode Isl, Providence, RI 02912 USA
[7] Med Coll Wisconsin, Dept Obstet & Gynecol, Waukesha, WI USA
[8] Suny Downstate Med Ctr, Dept Obstet & Gynecol, Brooklyn, NY 11203 USA
[9] Univ Cincinnati, Coll Med, Dept Obstet & Gynecol, Cincinnati, OH 45267 USA
[10] Technion Israel Inst Technol, Urogynecol Serv, Rambam Hlth Care Campus, Haifa, Israel
[11] Univ Texas SW Med Ctr Dallas, Dept Obstet & Gynecol, Dallas, TX 75390 USA
[12] Tufts Med Ctr, Inst Clin Res & Hlth Policy Studies, Ctr Clin Evidence Synth, Boston, MA USA