Name	Info	Provider	Link
COVID-19 (Coronavirus Disease 2019)	free resource	MedlinePlus Health Information	https://medlineplus.gov/covid19coronavirusdisease2019.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/34054828/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/34054828
	free resource	Frontiers Media SA	https://doi.org/10.3389/fimmu.2021.662266
	free resource	scite Smart Citations	https://scite.ai/reports/34054828