Methylcellulose-barium mixture study of the colon.
D001464:Barium; D001466:Barium Sulfate; D003106:Colon / Q000000981:diagnostic imaging*; D006801:Humans; D008747:Methylcellulose; D011859:Radiography
D001464:Barium; D001466:Barium Sulfate; D008747:Methylcellulose
BARIUM SULFATE; COLON/radiography