title: [Epidemiologic survey of A and B viruses. Study of 500 sera from persons at varying risks].
mesh_terms: D000328:Adult; D000914:Antibodies, Viral / Q000032:analysis*; D006510:Hepatitis B Antibodies / Q000032:analysis*; D006512:Hepatitis B Core Antigens / Q000032:analysis; D006514:Hepatitis B Surface Antigens / Q000032:analysis; D006513:Hepatitis B e Antigens / Q000032:analysis; D006507:Hepatovirus / Q000276:immunology*; D006801:Humans; D012306:Risk; D013030:Spain
chemical_list: D000914:Antibodies, Viral; D006510:Hepatitis B Antibodies; D006512:Hepatitis B Core Antigens; D006514:Hepatitis B Surface Antigens; D006513:Hepatitis B e Antigens
vernacular_title: Encuesta epidemiológica de virus A y B. Estudio de 500 sueros en personas de vario riesgo.