Tuberculin reactions in pre-school Thai children after BCG vaccination at birth.
D000367:Age Factors; D001500:BCG Vaccine; D002675:Child, Preschool; D005500:Follow-Up Studies; D006801:Humans; D007223:Infant; D013785:Thailand; D014374:Tuberculin Test; D014376:Tuberculosis / Q000517:prevention & control*
D001500:BCG Vaccine