Figure 1.
Identification of prHBV infection cases and incidence rate of de novo hepatitis. HBsAg carrier, serum HBs antigen‐positive patients; HIV, human immunodeficiency virus; MIA, Medical Information Analysis; NHO, National Hospital Organization; periodic HBV‐DNA testing, HBV‐DNA testing four times or more per year; prHBV, previously resolved hepatitis B virus; RA, rheumatoid arthritis