Singh, H., Singh, A., Bhavsar, P. B., & Merawat, K. D. (2018). Correlation of functional results of caudal epidural steroid injections with duration of symptoms in PIVD. International Journal of Research in Orthopaedics, 4(3), 458–462. https://doi.org/10.18203/issn.2455-4510.IntJResOrthop20181799