Alergan , AstraZeneca , F. Hoffmann-La Roche Ltd , Pfizer Inc. , Merck KGaA , Clovis Oncology , Boehringer Ingelheim International GmbH , GlaxoSmithKline plc, Exelixis , Inc., Bristol-Myers Squibb Company , Novartis AG , Johnson & Johnson Services , Inc., AbbVie Inc. , Amgen, Inc . ...