Delay adds to distress.
Hackett
G I
GI
D007172:Erectile Dysfunction / Q000188:drug therapy / Q000191:economics*; D006801:Humans; D008297:Male; D010726:Phosphodiesterase Inhibitors / Q000191:economics* / Q000627:therapeutic use; D010879:Piperazines / Q000191:economics* / Q000627:therapeutic use; D017410:Practice Guidelines as Topic; D011687:Purines; D000068677:Sildenafil Citrate; D013315:Stress, Psychological / Q000209:etiology; D013450:Sulfones; D013997:Time Factors
D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate