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1 Section of Pulmonary and Critical Care Medicine, Baylor College of Medicine, 1504 Taub Loop, Houston, TX 77030, USA. Electronic address: hanania@bcm.edu.
2 Centre de Pneumologie, Institut de Cardiologie et de Pneumologie de Québec, Université Laval, 2725 Chemin Sainte-Foy, Québec, Canada G1V4G5. Electronic address: lpboulet@med.ulaval.ca.
1 Section of Pulmonary and Critical Care Medicine, Baylor College of Medicine, 1504 Taub Loop, Houston, TX 77030, USA. Electronic address: hanania@bcm.edu.
2 Centre de Pneumologie, Institut de Cardiologie et de Pneumologie de Québec, Université Laval, 2725 Chemin Sainte-Foy, Québec, Canada G1V4G5. Electronic address: lpboulet@med.ulaval.ca.