title: [Prevalence of antibodies to hepatitis: anti-HA and anti-HBs].
mesh_terms: D000914:Antibodies, Viral / Q000032:analysis*; D001782:Blood Donors; D006505:Hepatitis / Q000276:immunology*; D006510:Hepatitis B Antibodies / Q000032:analysis*; D006507:Hepatovirus / Q000276:immunology; D006801:Humans; D007557:Israel
chemical_list: D000914:Antibodies, Viral; D006510:Hepatitis B Antibodies