title: Duration of protection against tuberculosis conferred by BCG vaccination in infancy.
authors: G E
authors: GE
authors: Packe
authors: J A
authors: JA
authors: Innes
mesh_terms: D001500:BCG Vaccine; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D013997:Time Factors; D014397:Tuberculosis, Pulmonary / Q000517:prevention & control*
chemical_list: D001500:BCG Vaccine