We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitlePatterns of use of sildenafil among commercially insured adults in the United States: 1998-2002.AuthorsDelate T; Simmons VA; Motheral BRPublicationInternational journal of impotence research, 2004, Vol 16, Issue 4, p313ISSN0955-9930Publication typearticleDOI10.1038/sj.ijir.3901191