title: Cost-effectiveness of sildenafil.
authors.forename: J
authors.initials: J
authors.lastname: Beaird
mesh_terms: D003362:Cost-Benefit Analysis; D003657:Decision Making; D006801:Humans; D019458:Insurance Coverage; D010726:Phosphodiesterase Inhibitors / Q000191:economics*; D010879:Piperazines / Q000191:economics*; D011687:Purines; D019057:Quality-Adjusted Life Years; D000068677:Sildenafil Citrate; D013450:Sulfones
chemical_list: D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate