介绍医药卫生科技项目查新与循证医学的内涵，简要分析目前的查新方法存在的问题，初步提出循证查新中证据的收集方案、检索策略、分级、相关性分析以及运用，以促进传统科技查新逐步走向循证查新。%The paper introduces the connotation of medical sci -tech novelty assessment and evidence -based medicine. By simple analysis of the problems existed in present novelty assessment methods it provides a set of methods in evidence collection, retrieval strategy, classification, correlation analysis and utilization, which is to promote traditional novelty assessment transfer to evidence - based nov- elty assessment.
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