title: [Efficacy of supplementary BCG vaccination of children without postvaccinal scars].
mesh_terms: D000293:Adolescent; D001500:BCG Vaccine / Q000008:administration & dosage*; D002648:Child; D006801:Humans; D007223:Infant; D007623:Kazakhstan; D012189:Retrospective Studies; D014376:Tuberculosis / Q000517:prevention & control*
chemical_list: D001500:BCG Vaccine
vernacular_title: Effektivnost' dopolnitel'noĭ vaktsinatsii BTsZh deteĭ, ne imeiushchikh postvaktsinal'nogo rubtsa.