| − | Asymptomatic infection is the presence of an infection without symptoms. It is also known as inapparent or [[subclinical]] infection.<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm#a</ref>
| + | According to the [[Centers for Disease Control and Prevention]], [[asymptomatic infection]] is "the presence of an infection without symptoms. It is also known as inapparent or [[subclinical]] infection."<ref>http://www.cdc.gov/vaccines/about/terms/glossary.htm</ref> |