Lung Diseases, Obstructive

• University of California — San Francisco, California, United States
• University of Washington — Seattle, Washington, United States

• University of California — San Francisco, California, United States

Not specified

Not specified

• VA Medical Center — San Francisco, California, United States
• University of California San Francisco — San Francisco, California, United States

• Shanghai Qigong Research Institute — Shanghai, Shanghai Municipality, China
• Changzheng Community Health Service Center of Putuo District, Shanghai — Shanghai, Shanghai Municipality, China

• Melbourne Health - The Royal Melbourne Hospital — Melbourne, Australia
• Macquarie University — Sydney, Australia
• Karl Landsteiner Institute for Lung Research — Vienna, Austria
• Rigshospitalet — Copenhagen, Denmark

• National Taiwan University Hospital — Taipei, Taiwan

• Telemark Hospital, dep. of Occupational and Environmental Medicine — Skien, Telemark, Norway