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Are travel restrictions helpful to control the global COVID-19 outbreak?
Chu AMY, Tiwari A, Chan JNL, So MKP. Chu AMY, et al. Among authors: so mkp. Travel Med Infect Dis. 2021 May-Jun;41:102021. doi: 10.1016/j.tmaid.2021.102021. Epub 2021 Mar 11. Travel Med Infect Dis. 2021. PMID: 33716170 Free PMC article. No abstract available.
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