Name	Info	Provider	Link
Sodium	free resource	MedlinePlus Health Information	https://medlineplus.gov/sodium.html
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/21714312/
	subscription/membership/fee required	Springer	https://doi.org/10.1007/BF03404887
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/21714312