TY - GEN AU - Aiba,Keisuke AU - Ogawa,Makoto TI - Upper gastrointestinal tumors SN - 0921-4410 PY - 2004///0916 KW - Antineoplastic Agents KW - classification KW - Combined Modality Therapy KW - Esophageal Neoplasms KW - drug therapy KW - Humans KW - Salvage Therapy KW - Stomach Neoplasms N1 - Publication Type: Journal Article; Review UR - https://doi.org/10.1016/s0921-4410(03)21023-1 ER -