If available, a proinsulin level might be useful as well.

Eight million people a day use the system, and officials count on it to be useful in an emergency as well.

Experts say the findings may be useful to philosophers as well.

I think tranquillizers can be useful as well for a very short time limited period.

Lessons learned on being a good netizen are useful in the real world as well.

He emphasizes that the information which helps meet this need is useful to those in business organizations as well.

The key idea behind participatory democracy can be useful in our personal lives as well.

Many companies find temps useful in other ways as well.

But she acknowledges that the fear of censure can be useful as well.

A piece of paper and something to write with may be useful as well.