TY - BOOK AU - Yamada,Tadataka AU - Alpers,David H. TI - Textbook of gastroenterology SN - 0397509782 (set) AV - RC801 .T48 1991 U1 - 616.3/3 20 PY - 1991/// CY - Philadelphia PB - Lippincott KW - Gastroenterology KW - Gastrointestinal system KW - Diseases KW - Gastrointestinal Diseases N1 - Includes bibliographical references and index ER -