Health status of preschool children in some settlements of tobacco plantation labourers in North Sumatra.
D002675:Child, Preschool; D003141:Communicable Diseases / Q000453:epidemiology; D004032:Diet; D006306:Health Surveys; D006801:Humans; D007214:Indonesia; D007223:Infant; D009749:Nutrition Surveys; D010272:Parasitic Diseases / Q000453:epidemiology