Ultrasound-guided pulsed radiofrequency versus dry needling for pain management in chronic neck and shoulder myofascial pain syndrome patients at a tertiary hospital in China: a randomised controlled trial protocol

BMJ Open. 2023 May 24;13(5):e071422. doi: 10.1136/bmjopen-2022-071422. ABSTRACT INTRODUCTION: Myofascial pain syndrome (MPS), especially in the neck and shoulder region, is one of the most common chronic pain disorders worldwide. Dry needling (DN) and pulsed radiofrequency (PRF) are the two effective methods for treating MPS. We aimed to compare the effects of DN and PRF […]