21.   Academic research centers have review boards that include ethicists.

22.   Acevedo said two city health centers had to be closed when threatened by the rising waters of nearby rivers.

23.   Acevedo said two city health centers had to be closed when threatened by rising waters.

24.   Actually, most day-care centers have a man around.

25.   Air traffic control centers have extensive equipment to assure that they are never without electricity.

26.   All the center had to do was look around the locker room before the game.

27.   All transplant centers have full-time financial coordinators to help patients with financial options.

28.   Burstein said, however, that the center might have to pay substantial damages if Protas won the appeal.

29.   But he said his study center had no ties to terrorists and that he believes it became a target only because it supports Islam.

30.   But the center had strong support from the Senate from the beginning.