[Comparison of natural and BCG-postvaccinal tuberculin allergy among the school population].
D000293:Adolescent; D001500:BCG Vaccine; D002648:Child; D005260:Female; D006801:Humans; D008297:Male; D008800:Mexico; D012572:School Health Services; D014374:Tuberculin Test; D014376:Tuberculosis / Q000517:prevention & control*
D001500:BCG Vaccine
Comparación de la alergia tuberculínica natural y posvacunal con B.C.G. en el medio escolar