Name	Info	Provider	Link
	free resource	American Society for Clinical Investigation	https://doi.org/10.1172/JCI18563
SFRP4	free resource	BioCyc	https://biocyc.org/gene?orgid=HUMAN&id=HS02913
Gene Ontology annotations from this paper	free resource	Gene Ontology	http://amigo.geneontology.org/amigo/reference/PMID:12952927
	free resource	GlyGen glycoinformatics resource	https://glygen.org/publication/PubMed/12952927/
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=12952927.ui
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/12952927/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/12952927
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:12952927