Ultrasound-Guided Versus Computed Tomography-Controlled Facet Joint Injections in the Lumbar Spine: A Prospective Randomized Clinical Trial
Klaus Galiano, Alois Albert Obwegeser, Claudia Walch, Reinhold Schatzer, Franz Ploner, Hannes Gruber
Regional Anesthesia & Pain Medicine Jul 2007, 32 (4) 317-322; DOI: 10.1016/j.rapm.2007.03.010
