1. Global Health Observatory (GHO) Data
http://www.who.int/gho/child_health/mortality/mortality_under_five_text/en/
2. Levels and Trends in Child Mortality 2015,2015
3. Sustainable Development Goals, 17 Goals to Transform Our World
http://www.un.org/sustainabledevelopment/sustainable-development-goals/
4. Determinants of under-5 mortality among the poor and the rich: a cross-national analysis of 43 developing countries
5. Determinants of under-five mortality in Gilgel Gibe Field Research Center, Southwest Ethiopia