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Table representation of search results timeline featuring number of search results per year.

Year Number of Results
2012 1
2014 1
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2017 2
2018 1
2019 1
2020 19
2021 130
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2024 0

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Infection control, occupational and public health measures including mRNA-based vaccination against SARS-CoV-2 infections to protect healthcare workers from variants of concern: A 14-month observational study using surveillance data.
Yassi A, Grant JM, Lockhart K, Barker S, Sprague S, Okpani AI, Wong T, Daly P, Henderson W, Lubin S, Kim Sing C. Yassi A, et al. PLoS One. 2021 Jul 16;16(7):e0254920. doi: 10.1371/journal.pone.0254920. eCollection 2021. PLoS One. 2021. PMID: 34270608 Free PMC article.
Individual preferences for COVID-19 vaccination in China.
Leng A, Maitland E, Wang S, Nicholas S, Liu R, Wang J. Leng A, et al. Vaccine. 2021 Jan 8;39(2):247-254. doi: 10.1016/j.vaccine.2020.12.009. Epub 2020 Dec 5. Vaccine. 2021. PMID: 33328140 Free PMC article.
188 results