TY - BOOK AU - Schiller, K. F. R., ed. TI - ModernToopics in Gastrointestinal Endoscopy U1 - 616.33 PY - 1976/// CY - London PB - William Heinemann Medical Books KW - Gastrointestinal Diseases KW - Gastrointestinal Endoscropy KW - Pancreas and Biliary Tract N1 - Includes bibliographical references and index ER -