SYNOPTIC EPIDEMIOLOGICAL STUDIES OF MALARIA IN EL SALVADOR.
D000293:Adolescent; D002489:Central America; D002648:Child; D002738:Chloroquine; D003634:DDT; D004544:El Salvador; D016021:Epidemiologic Studies; D004813:Epidemiology; D006801:Humans; D007223:Infant; D008288:Malaria / Q000517:prevention & control*; D009032:Mosquito Control; D010600:Pharmacology; D014944:World Health Organization
D002738:Chloroquine; D003634:DDT
ADOLESCENCE; CENTRAL AMERICA; CHILD; CHLOROQUINE; DDT; EPIDEMIOLOGY; INFANT; MALARIA; MALARIA CONTROL; MOSQUITO CONTROL; PHARMACOLOGY; WORLD HEALTH ORGANIZATION