1. Medicare Drug Rebate and Negotiations Group Centers for Medicare and Medicaid Services Windsor Mill Maryland USA
2. Institute for Exceptional Care Washington DC USA
3. Department of Medical Ethics and Health Policy, Perelman School of Medicine University of Pennsylvania Philadelphia Pennsylvania USA
4. Corporal Michael J. Cresencz VA Medical Center Philadelphia Pennsylvania USA
5. AmeriHealth Caritas DC Washington DC USA
6. Deerfield Management New York New York USA
7. ConcertoCare New York New York USA