Name	Info	Provider	Link
ENPP4	free resource	BioCyc	https://biocyc.org/gene?orgid=HUMAN&id=HS00073
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0006-4971(20)51640-6
Gene Ontology annotations from this paper	free resource	Gene Ontology	http://amigo.geneontology.org/amigo/reference/PMID:22995898
	free resource	GlyGen glycoinformatics resource	https://glygen.org/publication/PubMed/22995898/
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/22995898/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/22995898
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:22995898
	subscription/membership/fee required	Silverchair Information Systems	https://ashpublications.org/blood/article-lookup/doi/10.1182/blood-2012-04-425215