ISSN：1001-7143　CN：11-2684/G3 中文
Contribution of papers on COVID-19 to journal impact factor
LIU Yahui, ZHANG Jiandong, YANG Liying, SHEN Zhesi
Chinese Journal of Scientific and Technical Periodicals . 2023, (6): 775 -785 .  DOI: 10.11946/cjstp.202301030005

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