1. United Nations, “Concise Report on the World Population Situation in 2014,” New York, 2014.
2. Reversal in childhood mortality trend in rural KwaZulu-Natal, South Africa;N. Nannan;African Population Studies,2011
3. UN Inter-agency Group, “Levels & Trends in Child Mortality,” New york, 2015.
4. Y. Danzhen, B. Philip, W. Jingxian and W. Tessa, “Levels and trends in child mortality: estimates developed by the UN Inter-agency Group for child Mortality Estimation (IGME)—report 2013,” Washington,DC, 2013.
5. South Africa reverses mortality trend in children under 5;P. Philadelphia;The Global Source for Science news,2013