title: The role of impedance planimetry in anorectal assessment.
authors.forename: Andrew P
authors.initials: AP
authors.lastname: Zbar
mesh_terms: D000328:Adult; D001003:Anal Canal / Q000502:physiology; D003672:Defecation / Q000502:physiology*; D005260:Female; D005769:Gastrointestinal Motility / Q000502:physiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009119:Muscle Contraction / Q000502:physiology; D009130:Muscle, Smooth / Q000502:physiology; D019518:Postprandial Period / Q000502:physiology; D011312:Pressure; D012007:Rectum / Q000502:physiology*