Name Info Provider Link
Blood Thinners free resource MedlinePlus Health Information https://medlineplus.gov/bloodthinners.html
subscription/membership/fee required Ovid Technologies, Inc. http://ovidsp.ovid.com/ovidweb.cgi?T=JS&PAGE=linkout&SEARCH=12072113.ui
subscription/membership/fee required Wiley https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0160-564X&date=2002&volume=26&issue=6&spage=548