1. ACCP consensus statement: primary pulmonary hypertension;Rubin;Chest,1993
2. Stuart, R, editor. Executive Summary from the World Symposium on Primary Pulmonary Hypertension 1998, Evian, France, September 6–10, 1998. Co-sponsored by the World Heart Organization
3. British Cardiac Society Guidelines and Medical Practice Committee, and approved by the British Thoracic Society and the British Society of Rheumatology. Recommendations on the management of pulmonary hypertension in clinical practice. Heart 2001;86(Suppl I):i1–i13
4. Pulmonary hipertensión in autoimmune rheumatic diseases. Where are we now?;Magliano;Arthritis Rheum,2002
5. Pulmonary hypertension in systemic sclerosis;Denton;Rheum Dis Clin N Am,2003