Financial/nonfinancial disclosures: The authors have reported to CHEST the following conflicts of interest: All authors were investigators in IPFnet funded by the National Heart, Lung, and Blood Institute. Dr Collard has received grant or contract money for work from the following organizations: Bayer AG; Boehringer Ingelheim GmbH; FibroGen, Inc; Genentech, Inc; InterMune; Mesoblast Ltd; Moerae Matrix; Pfizer Inc; Promedior, Inc; and the University of California San Francisco. Dr Martinez has participated in steering committees in COPD or IPF sponsored by Bayer AG; Janssen Biotech, Inc (formerly Centocor Biotech, Inc); Forest Laboratories, Inc; Gilead; Janssen Global Services, LLC; GlaxoSmithKline plc; Takeda Nycomed AS; and Promedior, Inc. He has participated on advisory boards for COPD or IPF for Actelion Pharmaceuticals US, Inc; Amgen Inc; AstraZeneca; Boehringer Ingelheim GmbH; Carden Jennings Publishing Co, Ltd; CSA Medical, Inc; Ikaria, Inc; Forest Laboratories, Inc; Genentech, Inc; GlaxoSmithKline plc; Janssen Global Services, LLC; Merck Sharp & Dohme Corp; Pearl Therapeutics Inc; Takeda Nycomed AS; Pfizer Inc; F. Hoffmann-La Roche Ltd; Sudler & Hennessey; Veracyte, Inc; and Vertex Pharmaceuticals Incorporated. Dr Martinez has prepared or presented continuing medical education presentations in COPD or IPF for the American College of Chest Physicians; the American Thoracic Society; CME Incite; Center for Health Care Education; Inova; MedScape (WebMD LLC); Miller Medical & Respiratory, a Division of Landauer Metropolitan; National Association for Continuing Education; Paradigm Medical Communications, LLC; PeerVoice; Projects in Knowledge Inc; Spectrum Health; St. John’s Hospital; St Mary’s Hospital; University of Illinois Chicago; The University of Texas Southwestern Medical Center; University of Virginia; UpToDate, Inc; and Wayne State University. He has participated in data safety monitoring committees sponsored by GlaxoSmithKline plc and Stromedix (Biogen Idec). He has assisted with Food and Drug Administration presentations sponsored by Boehringer Ingelheim GmbH; GlaxoSmithKline plc; and Ikaria, Inc. He has spoken on COPD for Bayer AG; Forest Laboratories, Inc; GlaxoSmithKline plc; and Takeda Nycomed AS. Dr Martinez has participated in advisory teleconferences sponsored by the American Institute for Research; Axon Communications; Grey Healthcare Group; Johnson & Johnson Services, Inc; and Merrion Pharmaceuticals, Ltd. He has received book royalties from Informa PLC. Dr Raghu has consulted and participated on advisory boards for Boehringer Ingelheim GmbH; Gilead; InterMune; FibroGen, Inc; Veracyte, Inc; Bayer AG, Janssen Global Services, LLC; Johnson & Johnson Services, Inc; sanofi-aventis US, LLC; and GlaxoSmithKline plc. Dr Anstrom has received research funding from the Pulmonary Fibrosis Foundation, Boehringer Ingelheim GmbH, and Bristol-Myers Squibb Company.