TY - JOUR T1 - The Lumbar Multifidus Muscles are Affected by Medial Branch Interventions for Facet Joint Syndrome: Potential Problems and Proposal of a Pericapsular Infiltration Technique JF - American Journal of Neuroradiology JO - Am. J. Neuroradiol. SP - E213 LP - E213 DO - 10.3174/ajnr.A2901 VL - 32 IS - 11 AU - J. Gossner Y1 - 2011/12/01 UR - http://www.ajnr.org/content/32/11/E213.abstract N2 - ER -