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骨矿物质含量测定是监测人骨组织正常与否的重要参数。我们对12岁以下儿童骨矿物质含量进行了研究。对象和方法对象171例健康儿童，男95例，女76例，年龄5月～12岁。按年龄分为4组，络1组5月～1岁，第2组1岁一3岁，第3组3岁～6岁，第4组B岁～12岁。方法仪器用SPA、SD200型骨矿?
Determination of bone mineral content is an important parameter to monitor the normal bone tissue. We studied bone mineral content in children under 12 years of age. Subjects and methods Subject 171 healthy children, 95 males and 76 females, aged from May to 12 years. Divided into 4 groups according to age, group 1 from May to 1 year old, group 1 1 to 3 years old, group 3 from 3 to 6 years old, group 4 B to 12 years old. Methods Instrument SPA, SD200 bone mineral?