RT Journal Article SR Electronic T1 Lacerations of the Pelvic Floor During Labour JF Journal of the Royal Army Medical Corps JO J R Army Med Corps FD British Medical Journal Publishing Group SP 434 OP 435 DO 10.1136/jramc-13-04-11 VO 13 IS 4 A1 J. Tobin YR 1909 UL http://militaryhealth.bmj.com/content/13/4/434.abstract AB