Name	Info	Provider	Link
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/26273570/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/26273570
	free resource	The Korean Vaccine Society	https://ecevr.org/DOIx.php?id=10.7774/cevr.2015.4.2.121
	free resource	scite Smart Citations	https://scite.ai/reports/26273570