接種証明書
pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=7454323 , Wikidata Q97596370
Teck Chuan Voo; Hannah Clapham; Clarence C Tam (2020年6月25日), “Ethical implementation of 'immunity passports' during the COVID-19 pandemic” (英語), Journal of Infectious Diseases, doi:10.1093/INFDIS/JIAA352, ISSN 0022-1899, PMC 7337820, PMID 32582943, http://www.pubmedcentral.nih.gov/articlerender.fcgi?tool=pmcentrez&artid=7337820 , Wikidata Q96687967
Katrina Andrea Bramstedt (2020年8月25日), “Antibodies as Currency: COVID-19's Golden Passport” (英語), Journal of Bioethical Inquiry, doi:10.