Abbott
Labs
ACCardio
AdvaMed
American Academy of Ophthalmology Services
American Heart Association
Bancroft NeuroHealth
Bausch & Lomb
Bayer
BD
Blue Cross Blue Shield of California
Blue Cross Blue Shield of Massachusetts
Boston Scientific
Catholic Healthcare West (CHW)
Cordis Dow
DuPont Merck
Express Scripts
Gillette Company, The
Grupo Angeles
Guidant
Handok Pharmaceuticals
Harvard Vanguard
Hoechst
Humana
Inova Health System
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Johnson & Johnson
King County Medical Blue Shield
Lighthouse International
MedcoHealth
MedPartners
Merck-MedCo
New York Hospital Cornell Medical Center
Ortho Pharmaceutical
PacifiCare Health Systems
Parke Davis
Penn State Geisinger
Rhode Island Hospital
Sanofi Synthelabo
Sanofi-Synthelabo
Scripps Health
St. Luke's Hospital/Saginaw General Hospital
Sutter Health
Tambrands
Thomas Jefferson Hospital
UniCare
UnitedHealth Group
Voluntary Hospitals of America
Warner Lambert
Wellpoint Health Networks
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