1. The Bureau of Health Services and the FDNY World Trade Center Health Program Brooklyn New York USA
2. Fire Department of the City of New York Brooklyn New York USA
3. Department of Medicine New York University School of Medicine New York New York USA
4. Department of Environmental Medicine, Pulmonary, Critical Care and Sleep Medicine Division New York University School of Medicine New York New York USA
5. Department of Medicine, Pulmonary Medicine Division Montefiore Medical Center and Albert Einstein College of Medicine Bronx New York USA
6. Department of Bioanalysis, Faculty of Pharmaceutical Sciences Ghent University Ghent Belgium
7. Department of Epidemiology and Population Health, Division of Epidemiology Albert Einstein College of Medicine Bronx New York USA