1. Division of Pulmonary Diseases and Critical Care Medicine, University of Texas Health San Antonio, San Antonio, Texas
2. Section of Pulmonary and Critical Care Medicine, South Texas Veterans Health Care System, San Antonio, Texas
3. Critical Care Department, Hospital del Mar-IMIM; Critical Illness Research Group (GREPAC), Barcelona, Spain
4. Department of Critical Care, Critical Illness Research Group (GREPAC), Barcelona, Spain
5. Department of Medicine, Universidad Autónoma de Bucaramanga, Colombia
6. Department of Biology, University of Texas San Antonio - UTSA, San Antonio, Texas
7. Division of Pulmonary, Critical Care Medicine, and Sleep Disorders, University of Louisville, Louisville, Kentucky