Name	Info	Provider	Link
Flu Shot	free resource	MedlinePlus Health Information	https://medlineplus.gov/flushot.html
	free resource	Public Library of Science	https://dx.plos.org/10.1371/journal.pone.0193680
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/29641537/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/29641537
	free resource	scite Smart Citations	https://scite.ai/reports/29641537