Epidemiological surveillance in Haiti: experiences and outlook.
D000293:Adolescent; D002648:Child; D006205:Haiti / Q000453:epidemiology; D006296:Health Services / Q000191:economics / Q000706:statistics & numerical data*; D006305:Health Status Indicators; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009749:Nutrition Surveys; D018571:Sentinel Surveillance