A Prospective Study Investigating the Impact of Radiofrequency Ablation for Axial Neck Pain when Facet Joints are Identified as Etiology of Pain with Cervicogenic Headache Investigate the impact radiofrequency ablation on cervicogenic headache and neck pain 4 phone calls, Course of 1 year Has lasted neck pain and headache more than 6 months Has not responded to other treatments... https://neuroscienceresearchclinicaltrials.com/neck-pain-and-headaches/