Asthma

• Pulmonary Associates, PA — Phoenix, Arizona, United States
• University of Southern California, Adult Asthma and Allergy Center — Los Angeles, California, United States
• National Jewish Medical and Research Center — Denver, Colorado, United States
• University of Chicago — Chicago, Illinois, United States

• GSK Investigational Site — London, United Kingdom

• GSK Investigational Site — London, United Kingdom

• GSK Investigational Site — Beijing, China

• Amphastar Site 0035 — Cypress, California, United States

Not specified

• GSK Investigational Site — Zuidlaren, Netherlands

• GSK Investigational Site — Hradec Králové, Czechia
• GSK Investigational Site — Prague, Czechia
• GSK Investigational Site — Bratislava, Slovakia

• University of Pittsburgh — Pittsburgh, Pennsylvania, United States
• University of Vermont — Colchester, Vermont, United States

• GSK Investigational Site — Zuidlaren, Netherlands