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▪ Websites
- RxList. The internet drug index. www.rxlist.com/script/main/art.asp?articlekey=79510
- Random.org homepage. www.random.org
- WarfarinDosing.org homepage. www.warfarindosing.org
- University of Pennsylvania. Clarification of optimal anticoagulation through genetics (COAG): a randomized, multicenter, double-blind clinical trial to evaluate efficacy in the use of clinical plus genetic information to guide warfarin therapy initiation and improve anticoagulation control for patients. http://coagstudy.org