Drug abusers spread the virus among themselves by sharing needles and through sexual intercourse.

Hepatitis C can spread through sexual intercourse, but it's rare.

The virus is spread through sexual intercourse and exchanges of blood with infected people.

But there is little evidence yet that the virus has been spread from one non-drug-using heterosexual to another through sexual intercourse.

The virus spreads through sexual intercourse or infected blood's entry into the body.

The disease is spread through sexual intercourse or exchanges of blood.

The virus can be spread through sexual intercourse with an infected person.

It is caused by a virus spread through sexual intercourse or exchanges of blood.

The virus spreads through sexual intercourse or exhanges of blood.

Four percent of the cases have been attributed to viruses spread through heterosexual intercourse.