Urusopon, K., Roongruangchai, J. ., & Pilakasiri, K. (2004). Intradural Communication of L3 and L4 Ventral Nerve Rootlets of Spinal Nerves. Siriraj Medical Journal, 56(3), 111–116. Retrieved from https://he02.tci-thaijo.org/index.php/sirirajmedj/article/view/245498