目的：探讨医学文献检索中如何对检索词(主题词和自由词等)进行适当的选择。
Aim: to explore how to select suitable searching words (subject word and random word) in medical document retrieval.
目的：探讨医学文献检索中如何对检索词(主题词和自由词等)进行适当的选择。
Aim: to explore how to select suitable searching words (subject word and random word) in medical document retrieval.
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