Rocha, Ivan Dias da, Alexandre Fogaça Cristante, Raphael Martus Marcon, Reginaldo Perilo Oliveira, Olavo Biraghi Letaif, and Tarcisio Eloy Pessoa de Barros Filho. 2014. “ Controlled Medial Branch Anesthetic Block in the Diagnosis of Chronic Lumbar Facet Joint Pain: The Value of a Three-Month Follow-up ”. Clinics 69 (8): 529-34. https://doi.org/10.6061/clinics/2014(08)05.