What Is the Acute Effect of Dry Needling on the Active Trigger Points of Upper Trapezius Muscle? The Effect of Eliciting Local Twitch Response on Clinical Outcomes Journal title: Physical Treatments: Specific Physical Therapy Journal Authors: Iman Kamali Hakim, Ismail Ebrahimi Takamjani, Javad Sarrafzadeh, Kamran Ezzati Subject(s):