Name Info Provider Link
Atrial Fibrillation free resource MedlinePlus Health Information https://medlineplus.gov/atrialfibrillation.html
subscription/membership/fee required Wiley https://onlinelibrary.wiley.com/resolve/openurl?genre=article&sid=nlm:pubmed&issn=0886-0440&date=1996&volume=11&issue=6&spage=421