Efficacy of Pulsed Radiofrequency on Cervical 2-3 Posterior Medial Branches in Treating Chronic Migraine: A Randomized, Controlled, and Double-Blind Trial

<div>Study flowchart and timeline of the study. (a) Study flowchart. A total of 40 patients were involved in the trial and 37 patients completed the trial. (b) Study timeline described the temporal relationship between the four time points of assessments and the PRF treatments.</div>

Evidence-Based Complementary and Alternative Medicine

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Figure 1

Figure 1: Efficacy of Pulsed Radiofrequency on Cervical 2-3 Posterior Medial Branches in Treating Chronic Migraine: A Randomized, Controlled, and Double-Blind Trial 

Figure 1 | Efficacy of Pulsed Radiofrequency on Cervical 2-3 Posterior Medial Branches in Treating Chronic Migraine: A Randomized, Controlled, and Double-Blind Trial 