title: [Hepatitis B virus infection in open and closed communities].
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D005260:Female; D006509:Hepatitis B / Q000453:epidemiology*; D006510:Hepatitis B Antibodies / Q000032:analysis; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006513:Hepatitis B e Antigens / Q000032:analysis; D006801:Humans; D007326:Institutionalization; D007558:Italy; D008297:Male; D008875:Middle Aged; D012306:Risk
chemical_list: D006510:Hepatitis B Antibodies; D006514:Hepatitis B Surface Antigens; D006513:Hepatitis B e Antigens
vernacular_title: Infezione da virus dell'epatite B (HBV) in communita aperte e chiuse.