Artigo de Pesquisa
Oral Adjuvant Chemotherapy with S-1 or Uracil-tegafur versus Surgery Alone in Patients with Biliary Tract Cancer
Osamu Itano, Naokazu Chiba, Masatsugu Ishii, Masahiro Shinoda, Minoru Kitago, Yuta Abe, Taizo Hibi, Hiroshi Yagi, Motohide Shimazu and Yuko Kitagawa