Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S1096-7176(11)00046-2
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-783
Cited by Patents in	free resource	The Lens - Patent Citations Database	https://www.lens.org/lens/search/patent/list?q=reference_cited.nlp.ids.pmid:21549854