Kraychete, Durval Campos, Rioko Kimiko Sakata, Adriana Machado Issy, Olívia Bacellar, Rogério Santos-Jesus, and Edgar Marcelino Carvalho. 2010. “Serum Cytokine Levels in Patients With Chronic Low Back Pain Due to Herniated Disc: Analytical Cross-Sectional Study”. São Paulo Medical Journal 128 (5):259-62. https://periodicosapm.emnuvens.com.br/spmj/article/view/1809.