Agouron Pharmaceuticals, Inc.
Amgen
Axcan Pharma Inc.
Bristol-Myers Squibb
BASF
Bayer
Eli Lilly and Company
GlaxoSmithKline
Johnson & Johnson
MEDMarket
Merck Frosst Canada
Merck & Co., Inc. (Whitehouse Station, NJ)
Novartis
Pharmacia & Upjohn
Pfizer
Rhodia
Roche
Sigma-Tau Pharmaceuticals
Solgar Vitamin and Herb Company