RT Journal Article SR Electronic T1 Integrating haemodynamics identifies an extreme pulmonary hypertension phenotype JF European Respiratory Journal JO Eur Respir J FD European Respiratory Society SP 2004625 DO 10.1183/13993003.04625-2020 VO 58 IS 2 A1 William M. Oldham A1 Edward Hess A1 Stephen W. Waldo A1 Marc Humbert A1 Gaurav Choudhary A1 Bradley A. Maron YR 2021 UL http://erj.ersjournals.com/content/58/2/2004625.abstract AB