title: [Active prophylaxis in hepatitis B].
mesh_terms: D006509:Hepatitis B / Q000517:prevention & control* / Q000628:therapy; D006511:Hepatitis B Antigens; D006801:Humans; D007167:Immunotherapy
chemical_list: D006511:Hepatitis B Antigens
vernacular_title: Profilaxis activa de la hepatitis B