Facilities The building has an area of 500 m2, including an educational space (conference hall and meeting room) with an area of 200 m2, a treatment space (reception and interview room and two sleep rooms based on international sleep standards) with an area of 100 m2, a research space (five rooms for researchers with all necessary equipment) with an area of 100 m2, and a kitchen with all necessary equipment with an area of 20 m2 Computer (11 devices, including an industrial computer) Printer (five devices) Four-function printer (one device) Laptop (one device) Library (N=five) Complete wireless polysomnography (two devices) Portable ultrasound or SOMNOwatch (three devices) SOMNOwatch (one device) Actigraph (three devices) -90°C laboratory refrigerator with a capacity of 500 liters (one device) Centrifuge for blood samples (one device) Uninterruptible power supplies or UPS (two devices)