Obstructive Sleep Apnea (OSA)

• University of Belgrade School of Dental Medicine — Belgrade, Serbia

• West Australian Sleep Disorders Research Institute — Perth, Western Australia, Australia

• Ramathibodi hospital, Mahidol university — Ratchathewi, Bangkok, Thailand

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

• Prince of Wales Hospital, The Chinese University of Hong Kong — Shatin, Hong Kong

Not specified

• Taipei Veterans General Hospital — Taipei, Taiwan

Not specified

• Siriraj Hospital — Bangkok Noi, Bangkok, Thailand

• Toronto Western Hospital (TWH)-University Health Network (UHN) — Toronto, Ontario, Canada