title: Perineal massage in pregnancy. True incidence of third degree tears should be ascertained.
authors.forename: S
authors.initials: S
authors.lastname: Halligan
mesh_terms: D001003:Anal Canal / Q000000981:diagnostic imaging* / Q000293:injuries*; D003951:Diagnostic Errors; D019160:Endosonography; D005260:Female; D006801:Humans; D007744:Obstetric Labor Complications / Q000000981:diagnostic imaging*; D011247:Pregnancy