11.   Dr. Robert Markison, a San Francisco hand surgeon who specializes in RSI, has pointed out that such kinds of configurations place unnatural stress on the thumb.

12.   It tends to lower schoolwide standardized test scores, and the constant influx of new children places greater stress on teachers.

13.   Its blitzes limited the amount of time Powlus had, placing more stress on an Irish offense that had not yet demonstrated an ability to make big plays.

14.   Moving sections of pipe to fit the valves could place undue stress the metal, making it more vulnerable to leaks, one official said.

15.   Navratilova said she intended to play only doubles Wednesday night in order to avoid placing extra stress on her trouble spots.

16.   Peter Ravan, a cardiophysiologist at the University of North Texas Health Center in Fort Worth, said space flight itself should place little stress on Glenn.

17.   Stardom may place further stress on her family life.

18.   Supersonic flight at high altitude also places different stresses on the Concorde than those experienced by subsonic aircraft.

19.   The skeleton designs drawn by the crew are tested by engineers using computers to make sure they will place no stress on fossil joints.

20.   This caused him to pull his trapezius muscles, placing added stress on his spine.