Key Players: (this may not be a complete list and extra companies can be added upon request)

F. Hoffmann-La Roche Ltd
Boehringer Ingelheim International GmbH
Bristol-Myers Squibb Company
Galapagos NV
FibroGen Inc.
AstraZeneca
Novartis AG
Gilead Sciences Inc.
Biogen
Merck & Co. Inc.