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Age-specific rates of change in vBMD at trabecular scanning sites in men at the distal radius (A), distal tibia (B), and lumbar spine (C). Data are shown with a smoothing spline and the 95% CI. [Reproduced with permission from B. L. Riggs et al.: J Bone Miner Res 23:205, 2008 (15). ©American Society for Bone and Mineral Research.]
