Name	Info	Provider	Link
	subscription/membership/fee required	Ingenta plc	https://www.ingentaconnect.com/openurl?genre=article&issn=1027-3719&volume=9&issue=12&spage=1378&aulast=Green
HIV	free resource	MedlinePlus Health Information	https://medlineplus.gov/hiv.html
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-CD4-1
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-1199