Chitrapazt, Nittaya, Pornpavit Sriphirom, Wongsakorn Nontaragchaisorn, Patarawan Woratanarat, Pramarn Fuangfa, and Suphaneewan Jaovisidha. 2015. “Diagnostic Accuracy of Subligamentous Spread in Magnetic Resonance Imaging”. Ramathibodi Medical Journal 38 (3):189-96. https://he02.tci-thaijo.org/index.php/ramajournal/article/view/57146.