Sleep Deprivation

• Sleep Disorders Center of Alabama — Birmingham, Alabama, United States
• Arkansas Center for Sleep Medicine — Little Rock, Arkansas, United States
• Florida Lung & Sleep Associates — Lehigh Acres, Florida, United States
• NeuroTrials Research Inc. — Atlanta, Georgia, United States

• Depression Evaluation Service - New York State Psychiatric Institute — New York, United States

• Hospital santa Maria — Lleida, Catalonia, Spain
• Hospital Santa Maria Lleida — Lleida, Spain

• National heart institute — Giza, Cairo Governorate, Egypt

Not specified

• Istanbul University, Faculty of Medicine — Istanbul, Fatih, Turkey (Türkiye)

• Northwestern University — Chicago, Illinois, United States

• University of Toronto — Toronto, Ontario, Canada

• Jacopo Antonino Vitale — Milan, Italy

• University of California, Berkeley — Berkeley, California, United States