Makoto Numata, Tatehiro Kagawa, Sei-ichiro Kojima, Shunji Hirose, Naruhiko Nagata, Koichi Shiraishi, Norihito Watanabe, Hirokazu Shiozawa, Yasuhiro Nishizaki, Shigeyuki Motegi, et al. Differential Impact of Adherence to Pegylated Interferon and Ribavirin in the Treatment of Genotype 1 High Viral Titer Chronic Hepatitis C. Hepatitis Research and Treatment. 2010