Ansari, Ayub, Shamsuzzaman Mondle, and Mohammed Afzal Hossain. 2012. “Abnormalities in Plain X-Ray Findings of Lumbosacral Spine in Prolapsed Lumbar Intervertebral Disc”. Medicine Today 21 (2):89-94. https://doi.org/10.3329/medtoday.v21i2.12556.