Akụkụ nke 1 nke 4. Ihe ndị na-akpali agụụ mmekọahụ na-akpata nrụrụ erectile (PIED): Understandghọta ogo, sayensị, na ọgwụgwọ. Ndi Dr. Tarek Pacha zitere na American Urologic Association na San Diego 2016.
[youtube] https://youtu.be/M9xqIIWkP8M [/ youtube]
- Ihe ngosi na-aga n'ihu Nkeji abụọ, Nkebi nke atọ na Nkebi nke anọ