Name	Info	Provider	Link
	free resource	BioMed Central	https://bmcmedicine.biomedcentral.com/articles/10.1186/s12916-017-0911-8
Vaccines	free resource	MedlinePlus Health Information	https://medlineplus.gov/vaccines.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/28743299/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/28743299
	free resource	scite Smart Citations	https://scite.ai/reports/28743299