Name	Info	Provider	Link
	free resource	Atypon	https://royalsocietypublishing.org/doi/abs/10.1098/rspb.2010.2321?url_ver=Z39.88-2003&rfr_id=ori:rid:crossref.org&rfr_dat=cr_pub 0pubmed
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/21106586/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/21106586
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-PGR-2
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-1595