Fullformexpand.com, 2026. "USEQ." Accessed February 24, 2026. https://www.fullformexpand.com/useq/unusual-sleep-experiences-questionnaire.
"USEQ." (n.d.). Fullformexpand.com. Retrieved February 24, 2026, from https://www.fullformexpand.com/useq/unusual-sleep-experiences-questionnaire.
USEQ. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/useq/unusual-sleep-experiences-questionnaire (Accessed: 24 February 2026).