David M.D.M.MorensDavid M.D.M. i inni, The Origin of COVID-19 and Why It Matters, „The American Journal of Tropical Medicine and Hygiene”, 103 (3), 2020, s. 955–959, DOI: 10.4269/ajtmh.20-0849, ISSN0002-9637, PMID: 32700664, PMCID: PMC7470595 [dostęp 2021-02-16].
Muhammad AdnanM.A.ShereenMuhammad AdnanM.A. i inni, COVID-19 infection: Origin, transmission, and characteristics of human coronaviruses, „Journal of Advanced Research”, 24, 2020, s. 91–98, DOI: 10.1016/j.jare.2020.03.005, ISSN2090-1232, PMID: 32257431, PMCID: PMC7113610 [dostęp 2021-02-16].
David M.D.M.MorensDavid M.D.M. i inni, The Origin of COVID-19 and Why It Matters, „The American Journal of Tropical Medicine and Hygiene”, 103 (3), 2020, s. 955–959, DOI: 10.4269/ajtmh.20-0849, ISSN0002-9637, PMID: 32700664, PMCID: PMC7470595 [dostęp 2021-02-16].
Muhammad AdnanM.A.ShereenMuhammad AdnanM.A. i inni, COVID-19 infection: Origin, transmission, and characteristics of human coronaviruses, „Journal of Advanced Research”, 24, 2020, s. 91–98, DOI: 10.1016/j.jare.2020.03.005, ISSN2090-1232, PMID: 32257431, PMCID: PMC7113610 [dostęp 2021-02-16].
David M.D.M.MorensDavid M.D.M. i inni, The Origin of COVID-19 and Why It Matters, „The American Journal of Tropical Medicine and Hygiene”, 103 (3), 2020, s. 955–959, DOI: 10.4269/ajtmh.20-0849, ISSN0002-9637, PMID: 32700664, PMCID: PMC7470595 [dostęp 2021-02-16].
Muhammad AdnanM.A.ShereenMuhammad AdnanM.A. i inni, COVID-19 infection: Origin, transmission, and characteristics of human coronaviruses, „Journal of Advanced Research”, 24, 2020, s. 91–98, DOI: 10.1016/j.jare.2020.03.005, ISSN2090-1232, PMID: 32257431, PMCID: PMC7113610 [dostęp 2021-02-16].