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pubmed 访问地址:
浏览量:24946
plosone 访问地址:
浏览量:2735
PloS one is a nonprofit publisher and advocacy organization. Our mission is to accelerate progress in science and medicine by leading a transformation in research communication. Every article that we publish is open-access - freely available online for anyone to use. Sharing research encourages progress, protecting the biodiversity of our planet to finding more effective treatments for diseases such as cancer.
PubScholar公益学术平台 PubScholar公益学术平台:
浏览量:389
目前平台可检索的元数据资源量约1.7亿条,包括科技论文元数据约9,548万条,科技专利元数据约8,013万条,科学数据元数据约48万条。 可免费获取的全文资源量约8,000万篇,包括科技论文全文数据约2,122万篇,专利全文数据约5,878万篇。
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