Child health in the developing world.
D000349:Africa; D002648:Child; D002662:Child Health Services; D003140:Communicable Disease Control; D003223:Congo; D003677:Deficiency Diseases; D006166:Guatemala; D006801:Humans; D007226:Infant Mortality; D008426:Maternal Deprivation; D008483:Medical Assistance; D009549:Nigeria; D011203:Poverty; D012424:Rural Population; D013020:South America; D014481:United States