Randomized Phase II Study of Gemcitabine plus S-1 Combination Therapy vs. S-1 in Advanced Biliary Tract Cancer: Japan Clinical Oncology Group Study (JCOG0805)

A Takashima, C Morizane, H Ishii, K Nakamura, H Fukuda, T Okusaka and J. Furuse

Japanese Journal of Clinical Oncology 40 ( 12 ): 1189 - 1191 , 2010