Affiliations

• ¹ Division of Pulmonary, Allergy and Critical Care Medicine and Lung Health Center, University of Alabama at Birmingham, Birmingham, AL, USA sbhatt@uabmc.edu.
• ² GlaxoSmithKline, Stockley Park, UK.
• ³ Division of Cardiovascular Medicine, University of Michigan, Ann Arbor, MI, USA.
• ⁴ School of Ageing and Chronic Disease, University of Liverpool, Liverpool, UK.
• ⁵ Division of Pulmonary and Critical Care Medicine, Brigham and Women's Hospital, Boston, MA, USA.
• ⁶ Veramed, Twickenham, UK.
• ⁷ GlaxoSmithKline, Research Triangle Park, USA.
• ⁸ Division of Pulmonary and Critical Care Medicine, Weill Cornell Medical College of Cornell University, New York, NY, USA.
• ⁹ Division of Cardiology, University of Edinburgh, Edinburgh, UK.
• ¹⁰ Division of Infection, Immunity and Respiratory Medicine, University of Manchester, Manchester, UK.
• ¹¹ Division of Pulmonary, Allergy and Critical Care Medicine and Lung Health Center, University of Alabama at Birmingham, Birmingham, AL, USA.
• ¹² Division of Pulmonary and Critical Care Medicine, Birmingham VA Medical Center, Birmingham, AL, USA.