Levien, D Manometric study of the voluntary inhibition action in normal volunteers. [electronic resource] - Diseases of the colon and rectum Aug 1994 - 770-4 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0012-3706 Standard No.: 10.1007/BF02050140 doi Subjects--Topical Terms: AdultAnal Canal--physiologyCatheterization--instrumentationDefecation--physiologyFemaleHumansMaleManometryRectum--physiologyReflex--physiology