A Prospective Crossover Comparison Study of the Single-Needle and Multiple-Needle Techniques for Facet-Joint Medial Branch Block
Milan P. Stojanovic, Dennis Dey, E. Daniela Hord, Yili Zhou, Steven P. Cohen
Regional Anesthesia & Pain Medicine Sep 2005, 30 (5) 484-490; DOI: 10.1016/j.rapm.2005.05.007
