Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S1937-6448(20)30073-3
	free resource	GlyGen glycoinformatics resource	https://glygen.org/publication/PubMed/32859368/
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/32859368/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/32859368