1. Department of Cardiovascular Disease, Larner College of Medicine at the University of Vermont, Burlington, Vermont
2. Department of Internal Medicine, University of Connecticut, Farmington, Connecticut, USA
3. Department of Pulmonology and Critical Care Disease, NYU Langone, NY
4. Department of Internal Medicine, Lawrence General Hospital, Boston, Massachusetts, USA
5. Department of Pulmonology and Critical Care, Hartford Hospital, Hartford, Connecticut, USA
6. Division of Pulmonary, Critical Care and Sleep Medicine, University of Connecticut School of Medicine, Farmington