Professional Associations

American College of Chest Physicians 
American College of Phlebology 
American Society of Hematology 
American Venous Forum 
Anticoagulation Forum 
British United Provident Association-DVT Fact Sheet 
European Venous Forum 
International Society on Thrombosis and Haemostasis 
Veins1.com
Thrombosis Clinic
Healthline

Treatment of DVT

Coumadin Dosing Program 
VEINSonline.com
ClotCare Online Resource