Routine tuberculin testing in infants and young children. An appraisal of its necessity and effectiveness.
D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007538:Isoniazid / Q000627:therapeutic use*; D014374:Tuberculin Test; D014397:Tuberculosis, Pulmonary / Q000517:prevention & control*
D007538:Isoniazid