PT - JOURNAL ARTICLE AU - Maron, Bradley A. AU - Humbert, Marc TI - Adding an important piece to the pulmonary vascular resistance puzzle in pulmonary arterial hypertension AID - 10.1183/13993003.00962-2020 DP - 2020 Jul 01 TA - European Respiratory Journal PG - 2000962 VI - 56 IP - 1 4099 - http://erj.ersjournals.com/content/56/1/2000962.short 4100 - http://erj.ersjournals.com/content/56/1/2000962.full SO - Eur Respir J2020 Jul 01; 56