%0 Journal Article %T A substitution in the pre-S1 promoter region is associated with the viral regulation of hepatitis B virus %A Kazushi Sugimoto %A Makoto Ikejiri %A Masaaki Ito %A Masahiko Tameda %A Masanobu Usui %A Suguru Ogura %A Yoshiyuki Takei %J Archive of "Virology Journal". %D 2019 %R 10.1186/s12985-019-1169-x %K Hepatitis B virus %K Mutation %K Pre-S1 promoter %K L protein %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6498540/