RT Journal Article SR Electronic T1 Defining end-systolic pressure for single beat estimation of right ventricle-pulmonary artery coupling: simpleā€¦ but not really JF ERJ Open Research JO erjor FD European Respiratory Society SP 00219-2021 DO 10.1183/23120541.00219-2021 A1 Inderjit Singh A1 Hannah Oakland A1 Ahmed Elassal A1 Paul M. Heerdt YR 2021 UL http://openres.ersjournals.com/content/early/2021/07/08/23120541.00219-2021.abstract AB