Methods The bone masses of the 161 healthy 9~ 20 year old children and adolescents were assessed by single photon absorptiometer ( SPA).

  • 【方法】采用单光子骨密度仪检测了161名健康9~20岁儿童青少年桡骨骨矿含量(BMC值)和骨密度(BMD值)。

  • 互联网摘选 2025-01-19 23:59:21

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