TY - BOOK AU - Ahlgren,James AU - Macdonald,John TI - Gastrointestinal oncology SN - 0397511507 U1 - WI149 PY - 1992/// CY - Philadelphia PB - J. B. Lippincott Company KW - NEOPLASMAS GASTROINTESTINALES KW - CIRUGIA KW - DIAGNOSTICO KW - TERAPIA KW - QUIMIOTERAPIA KW - CARCINOMA HEPATOCELULAR ER -