B. Bijukachhe, R. K. Dahal, J. A. Khan, A. Shrestha, and P. Maharjan, “Degenerative spondylolisthesis functional outcome after transforaminal lumbar interbody fusion (TLIF) using single cage and without posterolateral fusion (PLF)”, Grande Med. J., vol. 3, no. 1, pp. 1–11, Dec. 2021.