Total blood loss, operation time, and surgical field quality were recorded.

我们记录了总的失血量、手术时间和术野状况。

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Background Total knee arthroplasty can involve substantial blood loss.

全膝置换术会引起明显的失血。

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Background Total knee arthroplasty can involve substantial blood loss.

全膝置换术会引起明显的失血。

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