Name	Info	Provider	Link
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31310658/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/31310658
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-NT5E-1
	subscription/membership/fee required	Silverchair Information Systems	https://iovs.arvojournals.org/article.aspx?doi=10.1167/iovs.19-27008