A total of 2 result was found. Results that relate to LI Yafei

• Survey and analysis of effect of online teaching of "Military Epidemiology" course: based on the students' perspective

  WU Na XIANG Ying YUAN Zhiquan XIA Tingting HU Qin CHEN Zheng CAI Tongjian ZHANG Yao LI Yafei WU Shuxing MA Xiangyu DOI：10.12173/j.issn.1004-5511.202311135

  Epidemiology Online teaching Teaching effect Teaching method

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• Methodological advances and application in clinical research of nested case-control studies

  LU Chunli XIA Tingting WU Na XIANG Ying LI Yafei DOI：10.12173/j.issn.1004-5511.202603034

  Nested case-control study Classification standard Incidence density Matching Research design

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