TY - BOOK AU - Eisenberg,Ronald L. AU - Eisenberg,Ronald L. TI - Gastrointestinal radiology companion: imaging fundamentals SN - 9780781719469 PY - 1999/// CY - Philadelphia PB - Lippincott Williams & Wilkins KW - Gastrointestinal Diseases KW - diagnostic imaging KW - Radiography N1 - Includes bibliographical references and index ER -