title: Environmental influence on immunity due to B.C.G. vaccination.
mesh_terms: D001500:BCG Vaccine; D002675:Child, Preschool; D006801:Humans; D007109:Immunity; D007223:Infant; D007231:Infant, Newborn; D012931:Social Environment; D014397:Tuberculosis, Pulmonary / Q000276:immunology*
chemical_list: D001500:BCG Vaccine