Federal officials have confirmed more than 60 cases in 17 states.

No human cases have been confirmed so far this year.

Since 1965, more than 144 cases have been confirmed in a variety of countries.

No further information has been provided at this time until cases are confirmed.

So far, more than five thousand cases have been confirmed.

An additional 59 cases were confirmed today, bringing the total to 694.

On April 30, he said the case is not entirely confirmed.

Or maybe only 30 are true, in which case three should be confirmed overwhelmingly.

A few day later, three other cases of the flu were confirmed.

On 3 June, two new cases have been laboratory confirmed.