Velasco, H. L., Chaparro, W., Alba, A. K., & Chaparro, L. (2022). Characterization of patients with chronic low back pain treated with transforaminal epidural injection. Revista Colombiana De Ortopedia Y Traumatología, 36(3), 172–176. https://doi.org/10.1016/j.rccot.2022.08.001