The argument is against intuition and has been widely challenged.

His prediction that "people will be sitting in gas lines any time within the next two to five years" has been widely challenged.

Only one recent study, of widely challenged methodology, has shown an opposition candidate narrowly in the lead.

Beginning in the late 20th century, that view has been widely challenged.

He recalled that past teamster elections have been widely challenged as unfair.

In the 1980s, the importance of class itself, as an historical social relationship and explanatory concept, began to be widely challenged.

Legal limits have failed in practice and are widely challenged in theory.

His statement was widely challenged and Ford's reluctance to correct it for over a week after the debate hurt him in national polls.

The reports about the yellowcake have been widely challenged.

This assertion has been widely challenged, and led to criticism of the model.