1. World Health Organization. Tropical diseases. Accessed 01 Nov 2015. Available at http://www.who.int/topics/tropical_diseases/en/ .
2. G-FINDER. Welcome to G-FINDER. Accessed 05 June 2015. Available at https://gfinder.policycures.org/ .
3. Gates B. Innovation with Impact: Financing 21st Century Development. 2011.
4. Trouiller P, Olliaro P, Torreele E, Orbinski J, Laing R, Ford N. Drug development for neglected diseases: a deficient market and a public-health policy failure. Lancet. 2002;359:2188–94.
5. World Bank. Gross domestic product ranking table. Accessed 12 Apr 2015. Available at http://data.worldbank.org/data-catalog/GDP-ranking-table .