Aronson, M P Anatomy of anal sphincters and related structures in continent women studied with magnetic resonance imaging. [electronic resource] - Obstetrics and gynecology Nov 1990 - 846-51 p. digital Publication Type: Journal Article ISSN: 0029-7844 Standard No.: 10.1097/00006250-199011000-00025 doi Subjects--Topical Terms: AdultAnal Canal--anatomy & histologyFecal Incontinence--etiologyFemaleHumansLabor, ObstetricMagnetic Resonance ImagingMuscles--anatomy & histologyParityPregnancyRectum--anatomy & histology