1.Methods: Measuring the bone density of mandibular angle and coxofemoral region with dual energy X-ray absorptiometer(DXA).
方法:用双能X线吸收测量仪(DXA,骨密度仪),测量右侧部与左侧下颌角的骨矿物密度。
2.The BMD of mandibular angle and coxofemoral region (femoral neck,trochanter,and wards triangle) of all subjects were measured by dual energy X-ray absorptiometry(DXA).