Barkin, James S. Difficult decision in digestive diseases / James S. Barkin, Arvey I. Rogers. - 2nd edition. with 157 illustrations. - Missouri : Mosby, c1994. - ix, 440 p. : black and white illustrations ; 27 cm . Includes index. ISBN: 0801680190 Subjects--Topical Terms: Digestives organs-- Diseases.Gastroenterology--Decision making. Dewey Class. No.: CIR 616.3 B256 1994