We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSildenafil: from angina to erectile dysfunction to pulmonary hypertension and beyond.AuthorsGhofrani HA; Osterloh IH; Grimminger FPublicationNature reviews. Drug discovery, 2006, Vol 5, Issue 8, p689ISSN1474-1776Publication typearticleDOI10.1038/nrd2030