Hafez, A.A., Hamdy Ashry, A. , Elsayed, A. , El Tayeb, A. and ElShenawy, M.B.A.S. 2021. Incidence of Iatrogenic Lumbar Spinal Instability after Laminectomy, Discectomy or Facetectomy. Open Access Macedonian Journal of Medical Sciences. 9, B (Jul. 2021), 588–592. DOI:https://doi.org/10.3889/oamjms.2021.6256.