PT - JOURNAL ARTICLE AU - Vivian W Sung TI - Childbirth and subsequent development of pelvic organ prolapse AID - 10.1136/eb-2013-101261 DP - 2013 Dec 01 TA - Evidence Based Medicine PG - e51--e51 VI - 18 IP - 6 4099 - http://ebm.bmj.com/content/18/6/e51.short 4100 - http://ebm.bmj.com/content/18/6/e51.full SO - Evid Based Med2013 Dec 01; 18