Lemonick MD, Dowell W, Nash JM, Ramirez A, Reid B, Ressner J (23 September 1996). "The New Miracle Drug?". Time. Archived from the original on 6 November 2010. Retrieved 3 October 2010.
Lemonick MD, Dowell W, Nash JM, Ramirez A, Reid B, Ressner J (23 September 1996). "The New Miracle Drug?". Time. Archived from the original on 6 November 2010. Retrieved 3 October 2010.