Effectiveness of adding muscle trigger point dry needling to physiotherapy protocol on pain, active range of motion, and functional ability in patients with knee osteoarthritis: a single-blind, randomized, parallel-group, clinical trial.

Mahdieh Morshedlou, Maryam Daghiani, Hossein Negahban, Hossein Asghar Hosseini, Mehrdad Bahramian, Saeedeh Ebrahimzadeh Bideskan, Mohammad Hosein Ebrahimzadeh