| Primary and Secondary Syphilis |
| Scritto da New England Journal of Medicine |
 New England Journal of Medicine, Volume 374, Issue 4, Page 372-372, January 2016.Fonte: New England Journal of Medicine |
| Primary and Secondary Syphilis |
| Scritto da New England Journal of Medicine |
|
New England Journal of Medicine, Volume 374, Issue 4, Page 372-372, January 2016. Fonte: New England Journal of Medicine |