Name	Info	Provider	Link
Brain Tumors	free resource	MedlinePlus Health Information	https://medlineplus.gov/braintumors.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=21163810.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/21163810/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/21163810
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-TIMP1-2
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-680
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:21163810
	subscription/membership/fee required	Silverchair Information Systems	https://academic.oup.com/neuro-oncology/article-lookup/doi/10.1093/neuonc/noq170