RT Journal Article SR Electronic T1 Newer Developments in Cholecystography JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 85 OP 97 VO 4 IS 2 A1 Collins, E. N. A1 Root, Joseph C. YR 1937 UL http://www.ccjm.org/content/4/2/85.abstract AB