Bamroongshawgasame, T., Unprasert, P. . and Chobchai, W. . (2026) “Landmark Loss-of-Resistance Versus Fluoroscopy-Guided Caudal Epidural Steroid Injection for Sciatica: A Prospective Comparative Study”, Journal of Southeast Asian Orthopaedics. Bangkok, Thailand. doi: 10.56929/jseaortho-2026-0285.