title: [Study of serological typing on acute viral hepatitis sporadically in non-epidemic season].
authors.affiliation: Liao sheng Sanitary, Shandong Province.
authors.forename: X
authors.initials: X
authors.lastname: Sun
mesh_terms: D000328:Adult; D002648:Child; D002681:China / Q000453:epidemiology; D003586:Cytomegalovirus Infections / Q000453:epidemiology; D006506:Hepatitis A / Q000453:epidemiology; D006509:Hepatitis B / Q000453:epidemiology; D006526:Hepatitis C / Q000453:epidemiology; D006525:Hepatitis, Viral, Human / Q000453:epidemiology / Q000382:microbiology*; D006801:Humans; D015994:Incidence; D012703:Serotyping; D015163:Superinfection