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	free resource	PubMed Central	https://www.ncbi.nlm.nih.gov/pmc/articles/pmid/33868486/
	free resource	Europe PubMed Central	https://europepmc.org/abstract/MED/33868486
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-EGFR-11
	free resource	NCI CPTAC Assay Portal	https://assays.cancer.gov/CPTAC-192
	free resource	scite Smart Citations	https://scite.ai/reports/33868486