Name	Info	Provider	Link
	subscription/membership/fee required	Elsevier Science	https://linkinghub.elsevier.com/retrieve/pii/S0049-3848(04)00493-1
Prothrombin	free resource	Genetic Alliance	https://www.diseaseinfosearch.org/result/6006
Blood Thinners	free resource	MedlinePlus Health Information	https://medlineplus.gov/bloodthinners.html