Richard Lane (2020. 04). „Sarah Gilbert: carving a path towards a COVID-19 vaccine” (angol nyelven). The Lancet395 (10232), 1247. o. DOI:https://doi.org/10.1016/S0140-6736(20)30796-0. (Hozzáférés: 2020. április 18.) „The best-case scenario is that by the autumn of 2020, we have an efficacy result from phase 3 and the ability to manufacture large amounts of the vaccine, but these bestcase timeframes are highly ambitious and subject to change”
Polack F, Thomas S, Kitchin N, Absalon J, Gurtman A, Lockhart S, Perez J, Marc F, Moreira E, Zerbini C, et al. (2020. december 1.). „Safety and Efficacy of the BNT162b2 mRNA Covid-19 Vaccine” (angol nyelven). New England Journal of Medicine383 (27), 2603–2615. o. DOI:10.1056/NEJMoa2034577. PMID33301246. PMC7745181.
Baden L, Essink B, Kotloff K, Frey S, Novak R, Diemert D, Spector S, Rouphael N, Creech B, McGettigan J, et al. (2020. december 1.). „Efficacy and Safety of the mRNA-1273 SARS-CoV-2 Vaccine” (angol nyelven). New England Journal of Medicine. DOI:10.1056/NEJMoa2035389. PMID33378609.
Q&A: "researchers hope to have initial data from the clinical trial within three months"
pubmed.ncbi.nlm.nih.gov
Polack F, Thomas S, Kitchin N, Absalon J, Gurtman A, Lockhart S, Perez J, Marc F, Moreira E, Zerbini C, et al. (2020. december 1.). „Safety and Efficacy of the BNT162b2 mRNA Covid-19 Vaccine” (angol nyelven). New England Journal of Medicine383 (27), 2603–2615. o. DOI:10.1056/NEJMoa2034577. PMID33301246. PMC7745181.
Baden L, Essink B, Kotloff K, Frey S, Novak R, Diemert D, Spector S, Rouphael N, Creech B, McGettigan J, et al. (2020. december 1.). „Efficacy and Safety of the mRNA-1273 SARS-CoV-2 Vaccine” (angol nyelven). New England Journal of Medicine. DOI:10.1056/NEJMoa2035389. PMID33378609.
ncbi.nlm.nih.gov
Polack F, Thomas S, Kitchin N, Absalon J, Gurtman A, Lockhart S, Perez J, Marc F, Moreira E, Zerbini C, et al. (2020. december 1.). „Safety and Efficacy of the BNT162b2 mRNA Covid-19 Vaccine” (angol nyelven). New England Journal of Medicine383 (27), 2603–2615. o. DOI:10.1056/NEJMoa2034577. PMID33301246. PMC7745181.
Kate Kelland: UK scientists to make a million potential COVID-19 vaccines before proof (angol nyelven). reuters.com, 2020. április 17. (Hozzáférés: 2020. április 18.) „The aim is to have at least a million doses by around about September, when we also hope to have efficacy (trial) results.”
Jon Cohen: Scientists are moving at record speed to create new coronavirus vaccines—but they may come too late. sciencemag.org , 2020. január 27. (Hozzáférés: 2020. április 10.) „Each of the three efforts that CEPI supports began within hours after Chinese researchers first posted a sequence of 2019-CoV in a public database. That happened on Friday evening, 10 January, in Bethesda, Maryland, home of the U.S. National Institute of Allergy and Infectious Diseases (NIAID).”
Az országok számának forrása az angol nyelvű Wikipédia en:List of COVID-19 vaccine authorizations szócikkében található, ahol az egyes oltások külön szakaszaiban az országok egyenként fel vannak sorolva, külön-külön forrásolva. (Engedélyezve: „Full”, Vészhelyzeti használatra: „Emergency”), Hozzáférés: 2021. július 22.