title: [Infection by hepatitis B virus. Epidemiological study in a general hospital].
mesh_terms: D000328:Adult; D000367:Age Factors; D006509:Hepatitis B / Q000453:epidemiology*; D006510:Hepatitis B Antibodies / Q000032:analysis; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006769:Hospitals, General; D006801:Humans; D008875:Middle Aged; D010564:Personnel, Hospital; D013030:Spain
chemical_list: D006510:Hepatitis B Antibodies; D006514:Hepatitis B Surface Antigens
vernacular_title: Infección por virus de la hepatitis B. Estudio epidemiológico en un hospital general.