Intraluminal pressure as related to intestinal gas.
D000388:Air; D004386:Duodenum / Q000502:physiology*; D005414:Flatulence / Q000503:physiopathology*; D005769:Gastrointestinal Motility; D006801:Humans; D007267:Injections; D007441:Intubation, Gastrointestinal; D010146:Pain / Q000502:physiology; D011312:Pressure; D013270:Stomach / Q000502:physiology