Name	Info	Provider	Link
Potassium	free resource	MedlinePlus Health Information	https://medlineplus.gov/potassium.html
	subscription/membership/fee required	Wiley	https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0022-5142&date=1983&volume=34&issue=4&spage=328