title: [Epidemiology and recent feature of hepatitis A in Japan].
authors.affiliation: National Hospital Organization Nagasaki Medical Center, Clinical Research Center.
authors.forename: Hiroshi
authors.initials: H
authors.lastname: Yatsuhashi
authors.forename: Yoko
authors.initials: Y
authors.lastname: Tamada
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D006506:Hepatitis A / Q000453:epidemiology*; D006801:Humans; D007564:Japan / Q000453:epidemiology; D008875:Middle Aged