Name	Info	Provider	Link
Blood Transfusion and Donation	free resource	MedlinePlus Health Information	https://medlineplus.gov/bloodtransfusionanddonation.html
	subscription/membership/fee required	Ovid Technologies, Inc.	http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=10847129.ui
	subscription/membership/fee required	Wiley	https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=1352-0504&date=1999&volume=6&issue=1&spage=49