Eighty percent of all infections are transmitted by direct and indirect contact.

You are not to have any contact with her, direct or indirect,

Eighty percent of Americans with HIV do not know they are infected.

There is no part of the UK that remains unaffected by HIV or other sexually transmitted infections.

I guess I'm more of a direct person than an indirect one.

Eighty to 90 percent of all PCs are designed and manufactured in Taiwan with OEMs. This is a very big part of our business.