Name	Info	Provider	Link
Hepatitis B	free resource	MedlinePlus Health Information	https://medlineplus.gov/hepatitisb.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=12591067.ui
Cited by Patents in	free resource	The Lens - Patent Citations	https://www.lens.org/lens/search/patent/list?q=citation_id:12591067
	subscription/membership/fee required	Wolters Kluwer	https://doi.org/10.1111/j.1572-0241.2003.t01-1-07223.x