http://www.ncbi.nlm.nih.gov/pmc/articles/PMC2831977/
http://www.scientificamerican.com/article/ddt-use-to-combat-malaria/
http://www.who.int/mediacentre/news/releases/2006/pr50/en/
http://news.bbc.co.uk/2/hi/science/nature/5350068.stm
http://www.21stcenturysciencetech.com/articles/Fall02/DDT.html
http://blogs.worldbank.org/developmenttalk/health-costs-and-benefits-of-ddt-use-in-malaria-control-and-prevention
http://www.docstoc.com/docs/526980/DDT-and-Malaria
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