Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S1473-3099(14)70733-9
HIV	free resource	MedlinePlus Health Information	https://medlineplus.gov/hiv.html
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-CD4-2
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-1595
	subscription/membership/fee required	ClinicalKey	https://www.clinicalkey.com/content/playBy/pii?v=S1473-3099(14)70733-9
	free resource	scite Smart Citations	https://scite.ai/reports/24810491