1. Gordon, D. F. The next wave of HIV/AIDS: Nigeria, Ethiopia, Russia, India, and China (National Intelligence Council report ICA 2002-04D, Washington DC, 2002).
2. http://www.whitehouse.gov/nsc/nss.html
3. Gardner, M. J. et al. Nature 419, 485–511 (2002).
4. Holt, R. A. et al. Science 298, 129–149 (2002).