Haque, A.F. et al. 2021. Effectiveness of Platelet Rich Plasma and Methylprednisolone on lumbar facet joint hypertrophy: A Quasi-experimental study. Journal of the Bangladesh Society of Anaesthesiologists. 34, 2 (Jul. 2021), 3–9. DOI:https://doi.org/10.3329/jbsa.v34i2.67744.