Cost-effectiveness of sildenafil.
Siegel
R L
RL
Glasser
D B
DB
D002318:Cardiovascular Diseases / Q000139:chemically induced*; D003362:Cost-Benefit Analysis; D006801:Humans; D010726:Phosphodiesterase Inhibitors / Q000009:adverse effects* / Q000191:economics; D010879:Piperazines / Q000009:adverse effects* / Q000191:economics; D011687:Purines; D012307:Risk Factors; D000068677:Sildenafil Citrate; D013450:Sulfones
D010726:Phosphodiesterase Inhibitors; D010879:Piperazines; D011687:Purines; D013450:Sulfones; D000068677:Sildenafil Citrate