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. 2012 Nov 24;72(12):1940–1946. doi: 10.1136/annrheumdis-2012-202489

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Survival in incident systemic sclerosis patients with pulmonary arterial hypertension (PAH). Overall survival was 90% (95% CI 81% to 95%), 78% (95% CI 67% to 86%) and 56% (95% CI 42% to 68%) at 1, 2 and 3 years from PAH diagnosis, respectively.