title: Suppression of tuberculin allergy by simultaneous BCG vaccination.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001500:BCG Vaccine; D002648:Child; D002675:Child, Preschool; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D006801:Humans; D006968:Hypersensitivity, Delayed; D008875:Middle Aged; D010919:Placebos; D014374:Tuberculin Test; D014376:Tuberculosis / Q000175:diagnosis / Q000517:prevention & control
chemical_list: D001500:BCG Vaccine; D010919:Placebos