Name	Info	Provider	Link
	free resource	Yonsei University College of Medicine	https://www.eymj.org/DOIx.php?id=10.3349/ymj.1997.38.5.307
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-CD4-2
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-1178