Need for a BCG trial in Canada's native populations.
D001500:BCG Vaccine; D002170:Canada; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D006801:Humans; D007198:Indians, North American; D007223:Infant; D014376:Tuberculosis / Q000453:epidemiology / Q000517:prevention & control*
D001500:BCG Vaccine