title: Erectile dysfunction, sildenafil and cardiovascular risk.
authors.forename: P E
authors.initials: PE
authors.lastname: Langton
mesh_terms: D015106:3',5'-Cyclic-GMP Phosphodiesterases / Q000037:antagonists & inhibitors; D003075:Coitus; D003327:Coronary Disease; D007172:Erectile Dysfunction / Q000188:drug therapy; D006801:Humans; D008297:Male; D008875:Middle Aged; D010726:Phosphodiesterase Inhibitors / Q000009:adverse effects* / Q000627:therapeutic use; D010879:Piperazines / Q000009:adverse effects* / Q000627:therapeutic use; D011687:Purines; D018570:Risk Assessment; D000068677:Sildenafil Citrate; D013450:Sulfones
chemical_list: D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate; D015106:3',5'-Cyclic-GMP Phosphodiesterases