Methods: Questionnaire was used to survey the dietary nutrition status of 894 postmenopausal women. The relationship between bone density and some factors were also analysed.

方法：以问卷调查方式对894名绝经后妇女的膳食营养状况进行调查，并对某些因素与骨密度的关系进行相关分析。

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To survey and Compare the effect of wave - plate and straight plate internal fixation on the blood supply of local cortical bone.

本研究旨在观察和比较波形与直形钢板内固定对局部皮质骨血供的影响。

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To survey the composition and drug resistance of pathogenic bacteria from the wounds of bone trauma patients with infected wounds.

调查骨伤患者伤口感染病原菌的构成及其耐药情况。

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