Bockus, Henry L. 1894-1982 Bockus Gastroenterology / William S. Haubrich, Fenton Schaffner, Martin H. Kalser, James L.A. Roth; consultant editor, J. Edward Berk. - Fourth edition - 4 v. (ix, 1439-2092 pages) : illustrations (some colour) ; Includes bibliographical references and indexes. . ISBN: 0721617778 Subjects--Topical Terms: Gastroenterology.Digestive organs--Diseases.Gastrointestinal Diseases. LC Class. No.: RC801 / .BOC 1985