Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0031-9422(14)00189-7
Caffeine	free resource	MedlinePlus Health Information	https://medlineplus.gov/caffeine.html
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-SULT1E1-1
	free resource	scite Smart Citations	https://scite.ai/reports/24856135