W Koizumi, T Akiya, A Sato, K Yamaguchi, T Sakuyama, N Nakayama, S Tanabe, K Higuchi, T Sasaki, T Sekikawa and The Tokyo Cooperative Oncology Group (TCOG GI Group)
Japanese Journal of Clinical Oncology 39 ( 11 ): 713 - 719 , 2009
T Doi, N Boku, K Kato, Y Komatsu, K Yamaguchi, K Muro, Y Hamamoto, A Sato, W Koizumi, N Mizunuma and H. Takiuchi
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