Sanansilp, Virachat, Pramote Euasobhon, Quyen V. Than, Pranee Rushatamukayanunt, Sukunya Jirachaipitak, and Sarasate Eiamtanasate. 2022. “Effectiveness of the Four-Frequency Protocol of Repetitive Peripheral Magnetic Stimulation (rPMS) for Chronic Pain”. Siriraj Medical Journal 74 (8):518-29. https://doi.org/10.33192/Smj.2022.62.