Name	Info	Provider	Link
	subscription/membership/fee required	HighWire	http://ar.iiarjournals.org/lookup/pmidlookup?view=long&pmid=21273604
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/21273604/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/21273604
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-CASP3-1
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-951
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:21273604