Relative risks of death due to liver disease among Japanese male adults having various statuses for hepatitis B s and e antigen/antibody in serum: A prospective study
Koshi Sakuma, Nobuteru Saitoh, Misako Kasai, Hiroshi Jitsukawa, Izumi Yoshino, Momoko Yamaguchi, Kouichi Nobutomo, Makoto Yamumi, Fumio Tsuda, Tsutomu Komazawa, Tetsuo Nakamura, Yasuo Yoshida, Kunio Okuda – 1 November 1988 – Taking advantage of the compulsory annual medical check‐up at the Central Institute of Health, Japan National Railways, hepatitis B seromarkers were tested in male employees at work and their “dead and alive” status was followed for more than 6 years for their prognostic significance. Two prospective studies were carried out.