title: BCG vaccination in all age groups; methods and results of a strictly controlled study.
mesh_terms: D001500:BCG Vaccine; D006801:Humans; D009163:Mycobacterium bovis; D012107:Research Design; D014376:Tuberculosis; D014611:Vaccination
chemical_list: D001500:BCG Vaccine
keywords: TUBERCULOSIS/Calmette-Guerin immunization