Some new approaches to the examination of the gastrointestinal tract.
D000792:Angiography; D001466:Barium Sulfate; D001810:Blood Volume; D002758:Cholangiography; D004733:Enema; D005767:Gastrointestinal Diseases / Q000000981:diagnostic imaging*; D006801:Humans; D009040:Motion Pictures; D009388:Neostigmine; D010690:Phlebography; D012828:Silicones
D012828:Silicones; D001466:Barium Sulfate; D009388:Neostigmine