title: [Preliminary results of a hepatitis B control program].
mesh_terms: D000328:Adult; D000368:Aged; D001782:Blood Donors; D003428:Cross Infection; D005260:Female; D006509:Hepatitis B / Q000517:prevention & control*; D006514:Hepatitis B Surface Antigens / Q000032:analysis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D010564:Personnel, Hospital; D012306:Risk; D012698:Serologic Tests
chemical_list: D006514:Hepatitis B Surface Antigens
vernacular_title: Resultados preliminares de un programa de control de la hepatitis "B."