Identification of three essential regions of hepatitis B virus X protein for trans-activation function.Masayuki Arii, Katsuro Koike, Sanami Takada|PubMed|1992Cited by 100
Oncogenic potential of hepatitis B virus.Katsuro Koike, Midori Kobayashi, Masayuki Arii et al.|PubMed|1983Cited by 64
Molecular biology of hepatitis B virus and hepatocellular carcinomaShinako Takada, Katsuro Koike, Katsuyuki Yaginuma et al.|Unknown|1992Cited by 2