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