Validation of two predictive models for survival in pulmonary arterial hypertension

Olivier Sitbon, Raymond L. Benza, David B. Badesch, Robyn J. Barst, C. Gregory Elliott, Virginie Gressin, Jean Christophe Lemarié, Dave P. Miller, Erwan Muros Le Rouzic, Gérald Simonneau, Adaani E. Frost, Harrison W. Farber, Marc Humbert, Michael D. McGoon