Name	Info	Provider	Link
	free resource	GlyGen glycoinformatics resource	https://glygen.org/publication/PubMed/31819181/
Iron	free resource	MedlinePlus Health Information	https://medlineplus.gov/iron.html
	subscription/membership/fee required	Nature Publishing Group	https://doi.org/10.1038/s41416-019-0638-8
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/31819181/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/31819181