title: [Hepatitis B virus in 1993].
authors.forename: W
authors.initials: W
authors.lastname: Szata
mesh_terms: D000328:Adult; D002675:Child, Preschool; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology* / Q000401:mortality; D006801:Humans; D015994:Incidence; D007223:Infant; D007231:Infant, Newborn; D008297:Male; D008875:Middle Aged; D011044:Poland / Q000453:epidemiology; D012189:Retrospective Studies; D012737:Sex Factors
vernacular_title: Wirusowe zapalenie watroby typu B (wzw B) w 1993 roku.