1. US food and Drug Administration Website. Available at: http://www.fda.gov. Accessed September 26, 2008.
2. DiMasi JA.The value of improving the productivity of the drug development process—faster limes and better decisions. PhartnacoEeon. 2002;20(Suppl 3):1–10.
3. IMS Health Media Advisory. IMS Health reports global prescription sales grew 6.4 percent in 2007. to 712 billion. April 15, 2008. Available at: http://www.imshealth.com
4. Central Intelligence Agency. The World Fact Book. Available at: https://www.cia.gov/library/publications/the-world-factbook/index.html. April 15, 2008. update.
5. IMS Health Press Room. In the news: IMS predicts dramatic growth, points out potential perils in emerging markets. March 3, 2008. Available at: http://www.imshealth.com