Method Ulna and radius bone mineral content (BMC) and bone mineral density (BMD) of middle aged and old women doing exercise over a period of time early were determined with Bone Mineral Analyzer.

• 方法应用单光子骨矿物分析仪测定了长期从事体育活动的中老年妇女桡、尺骨骨矿含量(BMC)和骨密度(BMD)。