Ngamchareonrujee T. A Randomized, Double-Blind Study on the Combined Effects of Low-Level Laser Therapy and Exercise on Pain, Functional Level, and Range of Motion in Patients with Chronic Non-Specific Low Back Pain: Combined Effects of LLLT and Exercise on Pain: A Randomized Controlled Trial. Vajira Med J [internet]. 2024 Nov. 20 [cited 2026 Sep. 28];69(1):e270508. available from: https://he02.tci-thaijo.org/index.php/VMED/article/view/270508