Sleep Apnea Syndromes

• Hennepin County Medical Center — Minneapolis, Minnesota, United States
• Ohio Heart Hospital — Cincinnati, Ohio, United States
• The Ohio State University — Columbus, Ohio, United States
• Jiangsu Province Hospital — Nanjing, China

• Mission Internal Medical Group — Mission Viejo, California, United States
• Advanced Metabolic Care and Research Institute — Temecula, California, United States
• Clinical Research of South Florida — Coral Gables, Florida, United States
• SleepMed of Central Georgia — Macon, Georgia, United States

Not specified

• Atahualpa — Atahualpa, Santa Elena, Ecuador

• Mayo Clinic — Rochester, Minnesota, United States

• The Ohio State University — Columbus, Ohio, United States

• Malcolm Randall VA Medical Center — Gainesville, Florida, United States

• Pivotal Research Centers — Peoria, Arizona, United States
• Central Phoenix Medical Clinic, LLC — Phoenix, Arizona, United States
• Radiant Research - Tucson — Tucson, Arizona, United States
• Central Arkansas Research — Hot Springs, Arkansas, United States

• Johns Hopkins Asthma and Allergy Center — Baltimore, Maryland, United States

Not specified