Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0011-2240(23)00068-8
Chronic Bronchitis	free resource	MedlinePlus Health Information	https://medlineplus.gov/chronicbronchitis.html
	free resource	NCI CPTC Antibody Characterization Program	https://antibodies.cancer.gov/detail/CPTC-S100A12-1