Fluoroscopy-Guided High-Intensity Focused Ultrasound Neurotomy of the Lumbar Zygapophyseal Joints: A Clinical Pilot Study. - Perez, Jordi; Gofeld, Michael; Leblang, Suzanne; Hananel, Arik; Aginsky, Ron; Chen, Johnny; Aubry, Jean-Francois; Shir, Yoram (Pain Medicine, 2022)