Stress relaxation study of tibial fractures treated by three types of fixation devices 
Wu Zhi-feng1, Li Yan-ling2, Liu Guang-yao3, Ma Hong-shun4
Chinese Journal of Tissue Engineering Research . 2012, (9): 1605 -1608 .  DOI: 10.3969/j.issn.1673-8225.2012.09.020