Adjuvant Oral Uracil-Tegafur with Leucovorin for Colorectal Cancer Liver Metastases: A Randomized Controlled Trial. oleh Kiyoshi Hasegawa, Akio Saiura, Tadatoshi Takayama, Shinichi Miyagawa, Junji Yamamoto, Masayoshi Ijichi, Masanori Teruya, Fuyo Yoshimi, Seiji Kawasaki, Hiroto Koyama, Masaru Oba, Michiro Takahashi, Nobuyuki Mizunuma, Yutaka Matsuyama, Toshiaki Watanabe, Masatoshi Makuuchi, Norihiro Kokudo