Manchikanti L, Singh V, Pampati V, Falco FJ, Hirsch JA.
Comparison of the Efficacy of Caudal, Interlaminar, and Transforaminal Epidural Injections in Managing Lumbar Disc Herniation: Is One Method Superior to the Other?. Korean J Pain 2015;28:11-21.
https://doi.org/10.3344/kjp.2015.28.1.11