title: INTRA-ABDOMINAL PRESSURE FACTOR IN HERNIA DISEASE.
mesh_terms: D000005:Abdomen; D003672:Defecation; D006547:Hernia; D006555:Hernia, Ventral; D006801:Humans; D008365:Manometry; D005082:Physical Exertion; D010827:Physiology; D014636:Valsalva Maneuver
keywords: ABDOMEN; DEFECATION; EXERTION; MANOMETRY; PHYSIOLOGY; VALSALVA'S MANEUVER; VENTRAL HERNIA