Biomechanical comparison of two modified Goel techniques for the treatment of basilar invagination by finite element analysis 
ZHANG Bao-cheng, CAI Xian-hua, LIU Hai-bo, WANG Zhi-hua, XU Feng, KANG Hui, DING Ran
Chinese Journal of Clinical Anatomy . 2019, (3): 304 -310 .  DOI: 10.13418/j.issn.1001-165x.2019.03.013