RT Journal Article SR Electronic T1 Pulmonary arterial hypertension and the state of limbo JF European Respiratory Review JO EUROPEAN RESPIRATORY REVIEW FD European Respiratory Society SP 264 OP 265 DO 10.1183/09059180.00009510 VO 19 IS 118 A1 S.P. Gaine A1 M. Humbert YR 2010 UL http://err.ersjournals.com/content/19/118/264.abstract AB