Name	Info	Provider	Link
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=33128820.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/33128820/
Full Text at the institutional repository	free resource	Andalusian Health Repository	http://hdl.handle.net/10668/16510
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/33128820
	subscription/membership/fee required	Wiley	https://doi.org/10.1002/ijc.33369
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-KRT+Group+A-1
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/non-CPTAC-4032