Tuberculosis prevention in Ghana: a school children BCG campaign in Accra.
D001500:BCG Vaccine; D002648:Child; D005869:Ghana; D006801:Humans; D009163:Mycobacterium bovis; D014373:Tuberculin; D014374:Tuberculin Test; D014376:Tuberculosis; D014611:Vaccination
D001500:BCG Vaccine; D014373:Tuberculin
BCG VACCINATION; TUBERCULIN REACTION