論文（英文）
Is there diversity among UGT1A1 polymorphism in Japan
Kobayashi M, Hazama S, Takahashi K, Oba K, Okayama N, Nishioka M, Hinoda Y, Oka M, Okamoto K, Maeda H, Nakamura D, Sakamoto J, Mishima H. Is there diversity among UGT1A1 polymorphism in Japan? World J Gastrointest Oncol 2012;4:170–5.