| PubMed收录免费全文分布情况 |
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| 引用本文： | 夏武青,葛芬,胡弢.PubMed收录免费全文分布情况[J].中华医学图书情报杂志,2010,19(9):79-80. |
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| 作者姓名： | 夏武青 葛芬 胡弢 |
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| 作者单位： | 1. 山东省千佛山医院图书馆,山东,济南,250014
2. 泰山医学院图书馆,山东,泰安,271000 |
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| 摘 要： | 从免费全文的源期刊被JCR收录的情况、提供免费全文的比例、时滞、出版国家以及出版语言等方面对PubMed2009年收录的免费期刊进行统计和分析。统计结果表明，免费全文具有较高的使用价值，但存在时效性差和比例偏低的问题，尤其是部分高影响力期刊的免费全文比例更低，提示科研工作者不应忽略PubMed提供的免费全文文献。
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| 关 键 词： | PubMed 免费全文 期刊评价 |
| 收稿时间： | 2010/2/22 0:00:00 |
Distribution of free full-texts covered in PubMed |
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| XIA Wu-qing,GE Fen and HU Tao.Distribution of free full-texts covered in PubMed[J].Chinese Journal of Medical Library and Information Science,2010,19(9):79-80. |
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| Authors: | XIA Wu-qing GE Fen and HU Tao |
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| Institution: | XIA Wu-qing1,GE Fen1,HU Tao2 (1.Library of Qianfushan Hospital,Jinan 250014,Shandong Province,China,2.Library of Taishan Medical College,Tai'an 271000,China) |
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| Abstract: | Free journals covered in 2009 PubMed were analyzed in terms of their free full-texts,delayed publication,publication countries and language.The results showed that free full-texts were of high utilization value with a limited period and a small number of free full texts,especially those in journals with a high influence power,indicating that scientists should not neglect the free full-texts covered in PubMed. |
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| Keywords: | PubMed free full-text journal evaluation |
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