Name	Info	Provider	Link
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-NT5E-1
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/non-CPTAC-3848
	subscription/membership/fee required	Cambridge University Press	https://www.cambridge.org/core/product/identifier/S0022215106000132/type/journal_article