title: Neonatal B.C.G. vaccination and childhood cancer.
mesh_terms: D001500:BCG Vaccine / Q000009:adverse effects*; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007231:Infant, Newborn; D009369:Neoplasms / Q000453:epidemiology / Q000209:etiology*; D012189:Retrospective Studies; D013548:Sweden; D013997:Time Factors
chemical_list: D001500:BCG Vaccine