COVID-19 health passes: current status and prospects for a global approach Published on 2021-08-032023-06-17 Journal: Journal of Travel Medicine [키워드] Certificate documentation IHR pandemic restriction SARS-CoV-2 Travel Vaccines [저자] Lin H Chen, Eskild Petersen, Lucille Blumberg, Watcharapong Piyaphanee, Robert Steffen [Category] MERS, SARS, PMC URL Pubmed URL [DOI] 10.1093/jtm/taab118 [Source] PMC All Keywords 【저자키워드】 SARS-CoV-2, pandemic, Vaccines, Travel, Certificate, restriction, documentation, IHR,