title: B.C.G.: sibling rivalry.
mesh_terms: D000367:Age Factors; D001500:BCG Vaccine / Q000627:therapeutic use*; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D006801:Humans; D007918:Leprosy / Q000276:immunology / Q000517:prevention & control*; D014454:Uganda
chemical_list: D001500:BCG Vaccine