Radiopaque markers as components of orally ingestible toxic drugs.
D001463:Barbiturates / Q000506:poisoning; D001466:Barium Sulfate; D004339:Drug Compounding; D006801:Humans; D011041:Poisoning / Q000000981:diagnostic imaging*; D011859:Radiography
D001463:Barbiturates; D001466:Barium Sulfate