1. Sponsorship, authorship, and accountability. Editorial;Davidoff;N Engl J Med,2001
2. Finding growth from reform;Henderson;Center Watch,2000
3. Kowalczyk L. Harvard, other medical schools aim to give drug firms faster pace for trials. Boston Golbe, july 28, 2000; C4
4. Parexel's pharmaceutical R&D statistical sourcebook, 1998,1999
5. Thyroid storm;Rennie;Jama,1997