Apnea

• Leonard Davis Institute of Health Economics — Philadelphia, Pennsylvania, United States
• VA Pittsburgh Healthcare System — Pittsburgh, Pennsylvania, United States

• Service d'ophtalmologie, Hôpital de la Vision, La Timone — Marseille, Bouches du Rhone, France
• Service d'Ophtalmologie, Hôtel Dieu — Nantes, Loire Atlantique, France
• Service d'Ophtalmologie, Hôpital Avicenne — Bobigny, Île-de-France Region, France
• Hôpital Lariboisière, service d'Ophtalmologie — Paris, Île-de-France Region, France

• Northwestern University — Chicago, Illinois, United States

• Guy's and St. Thomas' NHS Trust — London, United Kingdom
• Royal Brompton Hospital — London, United Kingdom

• Dartmouth-Hitchcock Medical Center — Lebanon, New Hampshire, United States

• Clarian Bariatric Center/Indiana University — Indianapolis, Indiana, United States

• Sleep Laboratory, Grenoble Univeristy Hospital — Grenoble, France

• Pennsylvania State University Hershey Medical Center — Hershey, Pennsylvania, United States

Not specified

Not specified