Letters to the EditorThe Value and Validity of Single-Needle Approach for Multiple Medial Branch Blocks Is Not ProvenManchikanti, Laxmaiah MD1; Boswell, Mark V MD, PhD2; Singh, Vijay MD3 Author Information 1Pain Management Center of Paducah, Paducah, KY 2Case Western Reserve University School of Medicine Cleveland, OH 3Pain Diagnostics Associates, Niagra, WI The Clinical Journal of Pain 21(5):p 456-457, September 2005. | DOI: 10.1097/01.ajp.0000125266.40304.1e Buy Metrics © 2005 Lippincott Williams & Wilkins, Inc.