Institution: | Department of Virology Division, National Cancer Center Research Institute, 5–1-1 Tsukiji, Chuo-ku, Tokyo 104;Department of Internal Medicine, National Cancer Center Hospital, Faculty of Medicine, Niigata University, 1–757 Asahimachi, Niigata 951;Department of Pathology Division, National Cancer Center Research Institute, 5–1-1 Tsukiji, Chuo-ku, Tokyo 104;Third Department of Internal Medicine, Faculty of Medicine, Niigata University, 1–757 Asahimachi, Niigata 951 |