title: [BCG vaccination; its efficacy and importance of its introduction in our country].
authors.forename: R
authors.initials: R
authors.lastname: FERNANDEZ CREHUET
mesh_terms: D001500:BCG Vaccine; D006801:Humans; D009163:Mycobacterium bovis; D014376:Tuberculosis / Q000175:diagnosis* / Q000453:epidemiology*; D014611:Vaccination
chemical_list: D001500:BCG Vaccine