Name	Info	Provider	Link
	free resource	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0023-6837(22)02738-6
Bile Duct Cancer	free resource	MedlinePlus Health Information	https://medlineplus.gov/bileductcancer.html
	subscription/membership/fee required	Nature Publishing Group	https://doi.org/10.1038/labinvest.2011.97