1. Clinical and echocardiographic correlations of exercise-induced pulmonary hypertension in systemic sclerosis: A multicenter study 
Luna Gargani, MD, Alberto Pignone, MD, PhD, Gergely Agoston, MD, Antonella Moreo, MD, Eugenia Capati, MD, Luigi P. Badano, MD, FESC, FACC, Marica Doveri, MD, PhD, Laura Bazzichi, MD, Marco Fabio Costantino, MD, Andrea Pavellini, MD, Francesco Pieri, MD, Francesco Musca, MD, Denisa Muraru, MD, Oscar Epis, MD, Eleonora Bruschi, MD, Benedetta De Chiara, MD, Federico Perfetto, MD, PhD, Fabio Mori, MD, Oberdan Parodi, MD, Rosa Sicari, MD, PhD, Stefano Bombardieri, MD, PhD, Albert Varga, MD, PhD, FESC, Marco Matucci Cerinic, MD, PhD, Eduardo Bossone, MD, PhD, FESC, Eugenio Picano, MD, PhD, FESC 
American Heart Journal 
Volume 165, Issue 2, Pages (February 2013)
DOI: /j.ahj
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2. Figure 1 Flowchart showing patient selection process.
American Heart Journal  , DOI: ( /j.ahj )
Copyright © 2013 Mosby, Inc. Terms and Conditions

3. Figure 2
Changes in PASP values from rest to peak exercise for each individual patient.
American Heart Journal  , DOI: ( /j.ahj )
Copyright © 2013 Mosby, Inc. Terms and Conditions

4. Figure 3
Pressure/Flow relationship at rest and at peak stress. Patients with peak PVR ≥3 WU are highlighted by dotted lines.
American Heart Journal  , DOI: ( /j.ahj )
Copyright © 2013 Mosby, Inc. Terms and Conditions