Oral Adjuvant Chemotherapy with S-1 or Uracil-tegafur versus Surgery Alone in Patients with Biliary Tract Cancer

Osamu Itano^1*, Naokazu Chiba², Masatsugu Ishii¹, Masahiro Shinoda¹, Minoru Kitago¹, Yuta Abe¹, Taizo Hibi¹, Hiroshi Yagi¹, Motohide Shimazu³ and Yuko Kitagawa¹

¹Department of Surgery, Keio University School of Medicine, 35 Shinanomachi, Shinjuku-ku, Tokyo, Japan

²Department of Surgery, Tokyo Medical University Hachioji Medical Center, 1163 Tatemachi,Hachiouj-ishi, Tokyo, Japan

³Department of Surgery, Tama kyuryou Hospital 1491 Oyamada-cho, Machida-shi, Tokyo, Japan

^*Corresponding Author: Osamu Itano, Department of Surgery, Keio University, School Of Medicine, Tokyo, Japan, Tel: +81-3-3353-1211, Fax: +81-3-3355-4707 Email: