1 Pulmonary Division, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts.
2 Department of Translational Medicine, University of Ferrara, Ferrara, Italy.
3 Department of Thoracic Medicine and Surgery, Lewis Katz School of Medicine at Temple University, Philadelphia, Pennsylvania.
4 Joan and Sanford I. Weill Department of Medicine, Weill Cornell Medicine, New York, New York.
5 Division of Pulmonary, Critical Care, and Sleep Medicine, University of Kentucky College of Medicine, Lexington, Kentucky.
6 Pulmonary and Critical Care Medicine, Department of Medicine, University Medical Center University of Marburg, German Center for Lung Research (DZL), Philipps University Marburg, Marburg, Germany.
7 Hospital Universitario de Caracas, Universidad Central de Venezuela and Centro Médico de Caracas, Caracas, Venezuela.
8 Division of Respiratory Medicine, Centre for Heart Lung Innovation, St. Paul's Hospital, University of British Columbia, Vancouver, British Columbia, Canada.
9 University of Michigan Health System, Ann Arbor, Michigan; and.
10 Cátedra Salud Respiratoria, Universitat de Barcelona; Respiratory Institute, Hospital Clinic, Barcelona; IDIBAPS, CIBERES, Barcelona, Spain.