Jiang Qun, Zeng Ting, Guo Lingsong, and Zhang Guangiang. “Spinal Abscess After Epidural Block and Radiofrequency Ablation in a Patient With Post-Herpetic Neuralgia”. Journal of the Pakistan Medical Association 73, no. 12 (November 28, 2023): 2450–2454. Accessed July 27, 2026. https://www.jpma.org.pk/index.php/public_html/article/view/7322.