Singh, H., Patel, D., Tyagi, S., Saoji, K., Patel, T. and Patel, P. 2021. A comparative study of functional outcome between posterior lumbar fusion and posterior lumbar interbody fusion in spondylolisthesis. International Journal of Research in Orthopaedics. 7, 3 (Apr. 2021), 544–550. DOI:https://doi.org/10.18203/issn.2455-4510.IntJResOrthop20211608.