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Steffen R, Lautenschlager S, Fehr J. Travel restrictions and lockdown during the COVID-19 pandemic-impact on notified
infectious diseases in Switzerland. J Travel Med 2020 Sep 29. pii: 5912954. doi: 10.1093.
PMID: 33152761
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Steffen R, Lautenschlager S, Fehr J. Travel restrictions and lockdown during the COVID-19 pandemic-impact on notified
infectious diseases in Switzerland. J Travel Med 2020 Sep 29. pii: 5912954. doi: 10.1093.
PMID: 33152761
|
|
|
|