1. Department of Environmental Health Harvard T.H. Chan School of Public Health Boston Massachusetts USA
2. Department of Biostatistics University of Michigan School of Public Health Ann Arbor Michigan USA
3. Pulmonary and Critical Care Division, Department of Medicine Massachusetts General Hospital and Harvard Medical School Boston Massachusetts USA
4. Division of Thoracic Surgery, Department of Surgery Massachusetts General Hospital and Harvard Medical School Boston Massachusetts USA
5. Massachusetts General Hospital Cancer Center and Department of Hematology & Oncology Massachusetts General Hospital and Harvard Medical School Boston Massachusetts USA