Name	Info	Provider	Link
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0006-4971(20)42817-4
Blood Transfusion and Donation	free resource	MedlinePlus Health Information	https://medlineplus.gov/bloodtransfusionanddonation.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/30429159/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/30429159
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-CD4-2
	subscription/membership/fee required	Silverchair Information Systems	https://ashpublications.org/blood/article-lookup/doi/10.1182/blood-2018-09-873125