Severity of COVID-19 reinfection among healthcare workers in a grade A tertiary hospital in Shanghai by the end of 2022
ObjectiveTo describe the epidemic characteristics of COVID-19 after policy adjustment from “Category B notifiable disease with category A management” to “Category B notifiable disease with category B management”, and to explore the protective effect of previous infection with SARS-CoV-2 on common sy...
Main Authors: | , , , , , , , , , |
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Format: | Article |
Language: | zho |
Published: |
Shanghai Preventive Medicine Association
2024-02-01
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Series: | Shanghai yufang yixue |
Subjects: | |
Online Access: | http://www.sjpm.org.cn/cn/article/doi/10.19428/j.cnki.sjpm.2024.23082 |