Name	Info	Provider	Link
biological properties	free resource	AlzPED National Institute on Aging	https://alzped.nia.nih.gov/pd-1pd-l1-checkpoint-blockade
	free resource	Nature Publishing Group	https://doi.org/10.1038/s41467-019-08352-5
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/30692527/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/30692527
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-CD274-1
Find Cited Antibodies	subscription/membership/fee required	GeneTex Inc	https://www.genetex.com/Product/Search?pmid=30692527
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:30692527