“Fatigue severity scale, fibromyalgia impact questionnaire, and visual pain scale scores in patients with fibromyalgia ”, Ann Med Res , vol. 26, no. 3, pp. 0389–0392, May 2021, Accessed: Oct. 22, 2025. [Online]. Available: http://www.annalsmedres.org/index.php/aomr/article/view/1339