Reference Reading


Anticoagulant Therapy


US National Library of Medicine: Information about Warfarin

This site answers common use and safety questions about warfarin, used to prevent blood clots from forming or growing larger in blood and blood vessels


Anticoagulation Europe

AntiCoagulation Europe is a UK-registered charity founded in 2000. It works with patients, healthcare professionals, NHS trusts, industry members, governments, other charities and patient groups and a wide range of other organizations. Its goals are to prevent thrombosis; provide information, education and support; promote independence, and support people to take an active role in their own healthcare.


Anticoagulation Forum

The Anticoagulation Forum is the largest peer organization of anticoagulant service providers in North America. Its membership includes more than 6,000 physicians, nurses, and pharmacists representing over 2,000 anticoagulation services (clinics). Its members directly support over 750,000 patients annually. As a provider of education and a voice among anticoagulation professionals, the AC Forum offers insight and expertise to those on the front lines. Its flagship program, the Anticoagulation Centers of Excellence, works on clinical application of evidence-based practices and improved patient outcomes.


American Heart Association

The American Heart Association is the nation’s oldest and largest voluntary organization dedicated to fighting heart disease and stroke, with more than 22.5 million volunteers and supporters. It funds innovative research, fights for stronger public health policies, and provides critical tools and information to save and improve lives. The American Stroke Association was created as a division in 1997 to bring together the organization’s stroke-related activities. 


Clot Connect

Clot Connect is an information and outreach project of the University of North Carolina at Chapel Hill in the Hemophilia and Thrombosis Center.  Its mission is to increase knowledge of blood clots, clotting disorders and anticoagulation by providing education and support resources for patients and health care professionals.



Clotcare addresses the need for rapid and timely dissemination of information about anticoagulation and antithrombotic therapy for patients, caregivers, and healthcare providers. 



This site contains safety information about Coumadin (warfarin sodium) and helps patients and professionals understand INR tests.

Lab Test Online

This site, run by the nonprofit AACC, a global scientific and medical professional organization dedicated to clinical laboratory science and its application to healthcare, allows visitors to look up and learn more about objectives and markers for many kinds of medical lab tests.