Refine your search
Availability
-
Authors
-
Topics
- Adult
- Benzylamines
- Biological Products
- Drug Combinations
- Drug Therapy, Combination
- Erectile Dysfunction
- Glutamine
- Humans
- Male
- Middle Aged
- Naphthalenes
- Phosphodiesterase 5 Inhibitors
- Premature Ejaculation
- Prospective Studies
- Sildenafil Citrate
- Tadalafil
- Tryptophan
- adverse effects
- complications
- drug therapy
- Show more
- Show less
-
Languages