Perineal laceration, rupture or tear during delivery as in O70.1, also involving anal sphincter
perineal laceration, rupture or tear during delivery as in o70.1, also involving anal sphincter
Perineal laceration, rupture or tear during delivery as in O70.1, also involving anal sphincter
perineal laceration, rupture or tear during delivery as in o70.1, also involving anal sphincter