Elghamry, M. R., Lotfy, M. A., Ramadan, K. M., & Abduallah, M. A. (2023). Erector spinae plane block for radiofrequency ablation of hepatic focal lesions: Randomized controlled trial. Journal of Opioid Management, 19(6), 533–541. https://doi.org/10.5055/jom.0838