Fishchenko, I. V., L. D. Kravchuk, and O. A. Perepechay. “Lumbar Spinal Stenosis: Symptoms, Diagnosis and Treatment (meta-Analysis of Literature Data)”. Pain Medicine, vol. 3, no. 1, Mar. 2018, pp. 18-32, doi:10.31636/pmjua.v3i1.83.