Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitleSildenafil for Long-Term Treatment of Nonoperable Chronic Thromboembolic Pulmonary Hypertension.AuthorsGhofrani, Hossein A.; Schermuly, Ralph T.; Rose, Frank; Wiedemann, Ralph; Kohstall, Markus G.; Kreckel, André; Olschewski, Horst; Weissmann, Norbert; Enke, Beate; Ghofrani, Stefanie; Seeger, Werner; Grimminger, FriedrichPublicationAmerican Journal of Respiratory & Critical Care Medicine, 2003, Vol 167, Issue 8, p1139ISSN1073-449XPublication typeArticleDOI10.1164/rccm.200210-1157BC