Principal Investigators Pradeep Suri, MD and Janna Friedly, MD, MPH of the UW CLEAR Center have received notice of award (R34AR080279) from the NIH to design and plan a definitive, double-blind multicenter Randomized Clinical Trial of LRFA compared to a simulated Lumbar radiofrequency ablation control procedure, A Superiority Trial of Radiofrequency Ablation for Low Back Pain” (ASTRAL). This multi-center trials includes expert LRFA investigators at the University of Utah, Leland Stanford Junior University, Emory University, and Cleveland Clinic.