RT Journal Article SR Electronic T1 Calcification in the liver, an unusual feature of ductal cell hepatic carcinoma JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 93 OP 105 VO 37 IS 2 A1 Hall, Phillip M. A1 Winkelman, Eugene I. A1 Hawk, William A. A1 Hermann, Robert E. YR 1970 UL http://www.ccjm.org/content/37/2/93.abstract AB