One important concern was that the two studies involved a small number of patients.

This often involved large numbers of workers and associated social events.

The studies involve small numbers, she said, so their meaning is not yet clear.

If necessary, we should involve a smaller number of countries.

He has been involved a number of projects and initiatives.

The school's instrumental music program involves a large number of students.

After involving a number of the administration staff, the e-mail finally arrived in my office today.

The stories involve a number of historical events and figures.

This process, however, is quite complex and involves a number of different operations.

The story involves a number of kids which attracted a major child audience.