For citations:
Grin A.A., Nikitin А.S., Yusupov S.R. Surgical treatment of spinal canal stenosis at the lumbar level in the elderly and senile patients. Russian journal of neurosurgery. 2020;22(1):93-102. (In Russ.) https://doi.org/10.17650/1683-3295-2020-22-1-93-102