title: BCG vaccination and leukemia mortality.
mesh_terms: D000367:Age Factors; D000941:Antigens; D001500:BCG Vaccine; D044383:Black People; D002648:Child; D002675:Child, Preschool; D005500:Follow-Up Studies; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007938:Leukemia / Q000276:immunology / Q000401:mortality* / Q000517:prevention & control; D012157:Mononuclear Phagocyte System / Q000276:immunology; D012189:Retrospective Studies; D012737:Sex Factors
chemical_list: D000941:Antigens; D001500:BCG Vaccine