[PREVALENCE OF TUBERCULOSIS AMONG CONTACTS WITH SCHOOL CHILDREN REACTING TO P.P.D].
D002648:Child; D003140:Communicable Disease Control; D004813:Epidemiology; D006306:Health Surveys; D006801:Humans; D008800:Mexico; D015995:Prevalence; D012572:School Health Services; D014374:Tuberculin Test; D014376:Tuberculosis; D014397:Tuberculosis, Pulmonary
CHILD; COMMUNICABLE DISEASE CONTROL; EPIDEMIOLOGY; HEALTH SURVEYS; MEXICO; SCHOOL HEALTH; TUBERCULIN TEST; TUBERCULOSIS, PULMONARY
PREVALENCIA DE TUBERCULOSIS ENTRE CONTACTOS DE ESCOLARES REACTORES AL P.P.D.