Soon those experts would know just how wrong they had been.

But the experts still do not know exactly how many have died.

Experts don't know why some people are more likely to get it.

In part it is because the experts know how to play the game.

But few if any outside experts knew the data well enough to raise questions.

Experts don't know the reason for the link in either case.

But the experts also know something the politicians won't say.

Even so-called experts haven't always known what to make of her work.

How can the experts know what it's like to be a parent in a real house?

Experts don't know the exact cause of high blood pressure.