Large, A M Gallbladder disease with x-ray films that appear normal. [electronic resource] - Archives of surgery (Chicago, Ill. : 1960) Jun 1968 - 855-7 p. digital Publication Type: Journal Article ISSN: 0004-0010 Standard No.: 10.1001/archsurg.1968.01330240001001 doi Subjects--Topical Terms: AdultCholangiographyCholecystographyFemaleGallbladder Diseases--diagnostic imagingHumansMaleMiddle Aged