Pulmonary Disease, Chronic Obstructive

• Centre des maladies respiratoires et allergiques - Les Acacias — Briançon, France
• Brest University Hospital — Morlaix, France

• University of Zurich — Zurich, Switzerland

• GSK Investigational Site — Ghent, Belgium
• GSK Investigational Site — Southampton, Hampshire, United Kingdom
• GSK Investigational Site — Manchester, Lancashire, United Kingdom
• GSK Investigational Site — London, United Kingdom

Not specified

• Brigham and Women's Hospital — Boston, Massachusetts, United States

Not specified

• Pulmonary Institute,Rabin Medical Center — Petah Tikva, Israel

• Xing-Ning Hospital — Meizhou, Guangdong, China

• John Muir Health — Concord, California, United States
• Sharp Memorial Hospital — San Diego, California, United States
• McKay-Dee Hospital Center — Ogden, Utah, United States

• Harbor-UCLA Medical Center — Torrance, California, United States