Soo, Mark Yoi Sun, and Christine Wong. “Paediatric Cervical Spine Chordoma: A Review”. International Journal of Pediatrics and Child Health 4, no. 1 (June 15, 2016): 2–15. Accessed December 13, 2025. http://www.savvysciencepublishers.com/index.php/ijpch/article/view/190.