title: [Epidemiological and clinical problems in hepatitis virus B infections].
mesh_terms: D002353:Carrier State; D000939:Epitopes; D006509:Hepatitis B / Q000453:epidemiology* / Q000276:immunology / Q000635:transmission; D006515:Hepatitis B virus / Q000235:genetics / Q000648:ultrastructure; D006801:Humans; D011044:Poland; D011379:Prognosis
chemical_list: D000939:Epitopes
vernacular_title: Zagadnienia epidemiologiczne i kliniczne zakazenia wirusem hepatitis B.