A double blind study of oragrafin and telepaque.
D002508:Cephalometry; D002765:Cholecystography; D004311:Double-Blind Method; D006801:Humans; D007480:Iopanoic Acid; D007487:Ipodate
D007487:Ipodate; D007480:Iopanoic Acid
CHOLECYSTOGRAPHY; CRANIOMETRY