Name	Info	Provider	Link
Stem Cells	free resource	MedlinePlus Health Information	https://medlineplus.gov/stemcells.html
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:16365407
	subscription/membership/fee required	Silverchair Information Systems	https://journals.aai.org/jimmunol/article-lookup/doi/10.4049/jimmunol.176.1.165