TY - JOUR AN - 3 AU - Swift,S. AU - Woodman,P. AU - O'Boyle,A. TI - Pelvic Organ Support Study (POSST): the distribution, clinical definition, and epidemiologic condition of pelvic organ support defects JO - Am J Obstet Gynecol PY - 2005 VL - 192 SP - 795-806 M2 - 795 DO - 10.1016/j.ajog.2004.10.602 ER -