rupture; perineum, complicating delivery, also involving rectovaginal septum and anal mucosa
rupture; perineum, complicating delivery, also involving rectovaginal septum and anal mucosa
rupture; perineum, complicating delivery, also involving rectovaginal septum and anal mucosa
rupture; perineum, complicating delivery, also involving rectovaginal septum and anal mucosa