[youtube] https://youtu.be/Xb6JOdvG7Is [/ youtube]
Zithunzi zolaula zinachititsa kuti erectile iwonongeke (PIED): Kumvetsa kukula, sayansi, ndi mankhwala. Anapulumutsidwa ndi Dr. Tarek Pacha ku American Urologic Association ku San Diego, May 2016. Lumikizanani ndi Tarek Pacha