Name	Info	Provider	Link
	subscription/membership/fee required	Ingenta plc	https://www.ingentaconnect.com/openurl?genre=article&issn=1568-0053&volume=4&issue=4&spage=273&aulast=Pfeltz
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-977
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:15578969