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Published in 2023 at "Frontiers in Public Health"
DOI: 10.3389/fpubh.2023.1143468
Abstract: Previous studies investigating the characteristics of imported cases were mostly limited to a certain province/city or a specific sub-group during a certain period with a small sample size, which may not provide an overall picture…
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Keywords:
imported covid;
review;
overseas imported;
literature ... See more keywords
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Published in 2022 at "Zhonghua liu xing bing xue za zhi = Zhonghua liuxingbingxue zazhi"
DOI: 10.3760/cma.j.cn112338-20211213-00975
Abstract: Objective: To analyze the epidemiological characteristics of imported COVID-19 cases and the effect of vaccination on virus load and disease severity of the cases in Beijing. Methods: The data of the imported COVID-19 cases in…
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Keywords:
epidemiological characteristics;
imported covid;
disease;
group ... See more keywords