1. From the Université Paris-Sud, Le Kremlin-Bicêtre, France (M.H., D.M., X.J., O.S., G.S.); AP-HP, Service de Pneumologie, Centre de Référence de l’Hypertension Pulmonaire Sévère, DHU Thorax Innovation, Hôpital Bicêtre, Le Kremlin-Bicêtre, France (M.H., E.M.T.L., D.M., X.J., O.S., G.S.); INSERM UMR_S999, LabEx LERMIT, Centre Chirurgical Marie Lannelongue, Le Plessis Robinson, France (M.H., E.M.T.L., D.M., X.J., O.S., G.S.); and Sydney Medical School, University of Sydney, Camperdown, Australia (E.M.T...