Name	Info	Provider	Link
	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/34692591/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/34692591
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-NT5E-1
	free resource	The Korean Surgical Society	https://www.astr.or.kr/DOIx.php?id=10.4174/astr.2021.101.4.197