The study on children's ldren's bone density measurment and its affected factors. 兒童骨強度測定值及其影響因素的研究。
The primary affecting parameters and existent problem were discussed, and the tendency of biotreatment was also described. 討論微生物法的主要影響因素，總結其存在的問題，並對發展趨勢做了介紹。
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