T. Topanyarueang, P. Arayawichanon, and N. Jitpimolmard, “Comparative study of high-intensity laser therapy versus low-intensity laser therapy as an add-on therapy in chronic myofascial pain syndrome at upper trapezius; randomized controlled trial”, Asia Pac J Sci Technol, vol. 30, no. 02, pp. APST–30, Apr. 2025.