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当今世界医学文献的处理多采用主题法。使用主题法标引、检索文献资料具有专指性、灵活性、全面性以及相对集中性的优点。主题索引就是使用主题法(即主题法系统检索语言)按一定的技术要求编制的规范化索引。美国国立医学图书馆建立的世界权威性医学文献检索分析系统以及中国医学科学院医学情报研究所就采用主题法进行标引、检索以及编制各种索引。
The treatment of medical literature in the world today mostly uses the thematic approach. The use of the subject method of indexing, retrieval literature with specific, flexible, comprehensive and relatively concentrated advantages. Thematic index is the use of thematic method (that is, the theme of the system search language) according to a standardized technical requirements of the preparation of the index. The United States National Library of Medicine established the world’s authoritative medical literature retrieval and analysis system and the Chinese Academy of Medical Sciences Medical Information Institute on the use of thematic method of indexing, retrieval and the preparation of various indexes.