Charoenthaweekaew, Panithi, Prawit Janwantanakul, Helena Correia, Mark P. Jensen, and Rotsalai Kanlayanaphotporn. “Cross-Cultural Adaptation and Psychometric Properties of The Thai Versions of The Patient-Reported Outcomes Measurement Information System Short Form – Anxiety 8a and the Pain Anxiety Symptoms Scale-20 in Individuals with Chronic Low Back Pain”. Journal of Health Science and Medical Research 42, no. 4 (June 21, 2024): e20241028. accessed September 21, 2026. https://he01.tci-thaijo.org/index.php/jhsmr/article/view/271689.