Ngamchareonrujee, T. 2024. 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 Medical Journal : Journal of Urban Medicine. 69, 1 (Nov. 2024), e270508. DOI:https://doi.org/10.62691/vmj.2024.270508.