Child survival.
D002675:Child, Preschool; D003695:Delivery of Health Care / Q000379:methods / Q000592:standards*; D003906:Developing Countries / Q000706:statistics & numerical data; D014943:Global Health; D006302:Health Services Research; D006801:Humans; D007223:Infant; D007226:Infant Mortality; D011314:Preventive Health Services / Q000592:standards / Q000600:supply & distribution