Such a mode of transmission has rarely, if ever, been documented before.

One does not have to be a scientist to envision a likely mode of transmission.

Most common mode of transmission is heterosexual followed by homosexual.

We do have many questions about modes of transmission.

As regards method, most teachers were concerned with 'getting things across', the transmission mode of teaching again.

Output power limits may also depend on the mode of transmission.

They wrote that "almost every step in this hypothetical mode of transmission is problematic."

It is now clear, however, that its most important mode of transmission is a sexual one.

Other person-to-person modes of transmission have also been reported, but are very unusual.

Amateur radio operators use various modes of transmission to communicate.