1. Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, University of Kansas Medical Center, Kansas City, Kansas
2. Division of Pulmonary, Critical Care and Sleep Medicine, University of Miami School of Medicine, Miami, Florida
3. College of Pharmacy and Emerging Pathogens Institute, University of Florida, Gainesville, Florida
4. Department of Molecular Physiology and Biophysics, Baylor College of Medicine, Houston, Texas; and
5. Mount Sinai Medical Center, Miami Beach, Florida