Name	Info	Provider	Link
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-PTGS2-1
Cited by Patents in	free resource	The Lens - Patent Citations Database	https://www.lens.org/lens/search/patent/list?q=reference_cited.nlp.ids.pmid:23419317
	free resource	scite Smart Citations	https://scite.ai/reports/23419317
	subscription/membership/fee required	Sheridan PubFactory	https://jme.bioscientifica.com/doi/10.1530/JME-12-0177