Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/0378-4274(87)90125-1
Potassium	free resource	MedlinePlus Health Information	https://medlineplus.gov/potassium.html
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-177
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:2820087