title: [The safety of sildenafil].
authors.affiliation: markku.toivonen@nam.fi
authors.forename: M
authors.initials: M
authors.lastname: Toivonen
mesh_terms: D022126:Access to Information; D016907:Adverse Drug Reaction Reporting Systems / Q000706:statistics & numerical data*; D017277:Drug Approval; D006801:Humans; D008297:Male; D010726:Phosphodiesterase Inhibitors / Q000009:adverse effects*; D010879:Piperazines / Q000009:adverse effects*; D011687:Purines; D000068677:Sildenafil Citrate; D013450:Sulfones
chemical_list: D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate