RT Journal Article SR Electronic T1 REVEAL: a contemporary US pulmonary arterial hypertension registry JF European Respiratory Review JO EUROPEAN RESPIRATORY REVIEW FD European Respiratory Society SP 8 OP 18 DO 10.1183/09059180.00008211 VO 21 IS 123 A1 M.D. McGoon A1 D.P. Miller YR 2012 UL http://err.ersjournals.com/content/21/123/8.abstract AB