RT Journal Article SR Electronic T1 Updated classification and management of pulmonary hypertension JF Heart JO Heart FD BMJ Publishing Group Ltd and British Cardiovascular Society SP 552 OP 559 DO 10.1136/hrt.2008.156299 VO 96 IS 7 A1 Holger M Nef A1 Helge Möllmann A1 Christian Hamm A1 Friedrich Grimminger A1 Hossein-Ardeschir Ghofrani YR 2010 UL http://heart.bmj.com/content/96/7/552.abstract AB