The contribution of truncal musculature to intra-abdominal pressure changes.
D000005:Abdomen / Q000502:physiology*; D006801:Humans; D007422:Intestines / Q000502:physiology*; D008297:Male; D009119:Muscle Contraction; D005082:Physical Exertion; D011187:Posture; D011312:Pressure; D013686:Telemetry