1. Department of Medicine, Oregon Health and Science University, Portland, Oregon, USA
2. Department of Medicine, University of Miami School of Medicine, Miami, Florida, USA
3. Department of Medicine, University of Florida School of Medicine, Gainesville, Florida, USA
4. Department of Medicine, University of Texas Health Science Center at Tyler, Tyler, Texas, USA
5. Division of Pulmonary, Critical Care Medicine and Sleep, National Jewish Health, Denver, Colorado, USA
6. Division of Pulmonary, Allergy, and Sleep Medicine, Wilmington Health, Wilmington, North Carolina, USA
7. Clinical Development, Grifols Therapeutics Inc., Research Triangle Park, North Carolina, USA