The purpose of present study is to investigate the expressive characteristics of autobiographical memory of 4-year-olds.
本研究目的是考察4岁儿童的自传式回忆的表述特征。
The purpose of the present study was to determine the risk factors for infection following primary and revision knee replacement in a large register-based series.
本研究的目的是，在一基于注册的大样本病例研究中，测定首次膝关节成形术或翻修术术后感染的危险因素。
The purpose of the present study was to assess the effect of timing of internal fixation on mortality in patients with multisystem trauma.
本研究的目的是评估具有多系统创伤的患者的内固定时间对其死亡率的影响。
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