Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S1876-2018(21)00385-3
COVID-19 Vaccines	free resource	MedlinePlus Health Information	https://medlineplus.gov/covid19vaccines.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/34875559/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/34875559
	subscription/membership/fee required	ClinicalKey	https://www.clinicalkey.com/content/playBy/pii?v=S1876-2018(21)00385-3