Name	Info	Provider	Link
	free resource	Hindawi Limited	https://doi.org/10.1100/2011/340278
Stem Cells	free resource	MedlinePlus Health Information	https://medlineplus.gov/stemcells.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/22125464/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/22125464
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-CASP3-1