Abbott Laboratories
Allergan
Amgen
AstraZeneca
Bayer
Berlex Biosciences
Biogen
Boehringer Ingelheim
Bristol-Myers Squibb
Burroughs Wellcom
Cambridge Neuroscience
Chiron
Daiichi Pharmaceutical
Eli Lilly & Co
F. Hoffmann-La Roche AG
Glaxo Wellcome (now GlaxoSmithKline)
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Hoechst (A division of Aventis)
Johnson & Johnson
Mallinckrodt Chemical
Merck
Novartis Pharma AG
Ono Pharmaceutical
Parke-Davis (Pfizer)
Pfizer
Pharmacia & Upjohn
Purdue Pharmaceuticals
Rhône-Poulenc (now Aventis)
Roche Bioscience
Schering
Schering-Plough
Smithkline Beecham (now GlaxoSmithKline)
Taisho Pharmaceutical
Warner-Lambert (Pfizer)
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