Sentence examples for have never established from inspiring English sources

But scientists have never established a direct link between cellphones and cancer, as even the WHO admitted.

A former American official said intelligence experts have never established a direct link between the trade and Mr. bin Laden.

Avian malaria is endemic everywhere except in the cold polar regions and on some Pacific islands where the right mosquitoes have never established themselves.

They have never established a clear-cut line between the offensive and the illegal, and the hours of wiretapped conversations involving Mr. Blagojevich, filled with crass, profane talk about benefiting from the Senate vacancy, may fall into a legal gray area.

This may explain why Black Swans have never established a sizeable presence as feral animals in Europe or North America.

However, we have never established in any of our previous articles whether those samples are valid or not.

He has never established a recording career.

The department maintains it has never established an error rate.

Since it first arrived in 1897, Vickers had never established a smooth relationship with the workforce.

Scotland Yard has never established how the assassins transported the polonium.

"The scientific community has never established that coercive interrogation methods are an effective means of obtaining reliable intelligence information".