title: [Frequency of the HB antigen in Spain and its geographic distribution. Study of about 70,000 voluntary blood donors].
mesh_terms: D001782:Blood Donors; D006511:Hepatitis B Antigens / Q000032:analysis*; D006801:Humans; D013030:Spain
chemical_list: D006511:Hepatitis B Antigens
vernacular_title: Fréquence de l'antigénémie HB en Espagne et sa distribution géographique. Etude portant sur environ 70.000 donneurs bénévoles de sang.