1. Division of Pulmonary, Critical Care and Sleep Medicine, Department of Medicine,
2. Division of Biostatistics, Department of Population Health, and
3. Bureau of Health Services and Office of Medical Affairs, Fire Department of New York, Brooklyn, New York; and
4. Department of Epidemiology and Population Health and
5. Pulmonary Medicine Division, Department of Medicine, Montefiore Medical Center and Albert Einstein College of Medicine, Bronx, New York
6. Department of Environmental Medicine, New York University School of Medicine, New York, New York;