1. Defining and measuring fatigue;Aaronson;Image—The Journal of Nursing Scholarship,1999
2. Agency for Healthcare Research and Quality (AHRQ). (2020). Medical Expenditure Panel Survey. Retrieved Decemeber 20, 2023, from http://meps.ahrq.gov/mepsweb/
3. Using confirmatory factor analysis to Evaluate Construct Validity Of The Brief Pain Inventory (BPI);Atkinson;Journal Of Pain And Symptom management,2011
4. Tension-type headache: Pain, fatigue, tension, and EMG responses to mental activation;Bansevicius;Headache,1999
5. Psychometric evaluation of the Pittsburgh Sleep Quality Index;Carpenter;Journal of Psychosomatic Research,1998