Construction of a finite element model for the maxillary first molar and the periodontal tissue   
He Lin, Wang Hai-yan, Xiao Cong, Ge Ling-ling, Li Xin
Chinese Journal of Tissue Engineering Research . 2015, (20): 3178 -3182 .  DOI: 10.3969/j.issn.2095-4344.2015.20.012