1. University of Wisconsin, 777 Highland Ave., Madison, WI 53705, USA.
2. PRA International, Lenexa, KS, USA
3. Biogen Idec, Cambridge, MA, USA
4. Bristol-Myers Squibb Company, New Brunswick, NJ, USA
5. Merck Research Laboratories, Summit, NJ, USA
6. Pfizer Research, Groton, CT, USA
7. Stubbs and Hensel Pharma Consulting, LLC, Blue Bell, PA, USA