Affiliation: | Pharmacology Division, National Cancer Center Research Institute, Medical Oncology Division, National Cancer Center Hospital, Tsukiji 5-1-1, Chuo-ku, Tokyo 104-0045;Tsukuba Research Laboratories, Eisai Co., Ltd., Tokodai 5-1-3, Tsukuba, Ibaraki 300-2635;The Second Department of Internal Medicine, Hiroshima University, Kasumi 1-2-3, Hiroshima 734-0037 |