title: Tuberculin reactor rate and B.C.G. vaccination in an Algerian rural area.
mesh_terms: D000293:Adolescent; D000328:Adult; D000462:Algeria; D001500:BCG Vaccine; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007115:Immunization Schedule; D007223:Infant; D007231:Infant, Newborn; D012424:Rural Population; D012572:School Health Services; D014374:Tuberculin Test; D014397:Tuberculosis, Pulmonary / Q000276:immunology / Q000517:prevention & control*
chemical_list: D001500:BCG Vaccine