Osteoporotic vertebral compression fractures: correlation between number of fractured vertebrae and C7 plumb line/sacro-femoral distance ratio
Zhang Yi-long, Sun Zhi-jie, Wang Ya-hui, Ren Lei, Sun He
Chinese Journal of Tissue Engineering Research . 2016, (22): 3315 -3321 .  DOI: 10.3969/j.issn.2095-4344.2016.22.017