Name	Info	Provider	Link
	free resource	Scientific Electronic Library Online	https://www.scielosp.org/scielo.php?script=sci_arttext&pid=S1726-46342013000300012&lng=en&nrm=iso&tlng=en
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-CD4-2