Name	Info	Provider	Link
Brain Tumors	free resource	MedlinePlus Health Information	https://medlineplus.gov/braintumors.html
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:30647078
	subscription/membership/fee required	Silverchair Information Systems	https://aacrjournals.org/clincancerres/article-lookup/doi/10.1158/1078-0432.CCR-18-1968