TY - BOOK AU - Kelsen, David TI - Principles and practice of gastrointestinal oncology SN - 9780781776172 SN - 200703419 U1 - 616.99433 KEL PY - 2008/// CY - Philadelphia, PA PB - Lippincott Williams & Wilkins KW - Digestive organs - Cancer KW - Gastrointestinal Neoplasms N1 - Rev. ed. of: Gastrointestinal oncology. c2002. Includes bibliographical references and index ER -