Dr. Feld consults for and received grants from AbbVie and Gilead. He consults for Abbott, Enanta and Roche. He received grants from Janssen and Wako/Fujifilm. Dr. Fischer is employed by Advernum. He is a former Allergan/AbbVie employee and shareholder. Dr. Lefebvre is a former employee of Tobira/Allergan. Dr..