ACCF/AHA 2009 expert consensus document on pulmonary hypertension: a report of the American College of Cardiology Foundation Task Force on Expert Consensus Documents and the American Heart Association: developed in collaboration with the American College of Chest Physicians, American Thoracic Society, Inc., and the Pulmonary Hypertension Association. Circulation. 2009 Apr 28;119(16):2250-94.
p. 2253 summarizes classifications
p. 2269 section 7.2, background therapy, includes brief discussion of evidence on anticoagulation
p. 2276 Fig 6 summarizes treatment algorithm-recommendation of warfarin for all patients with IPAH