1.   A brief period of loss of contact as in complex partial seizures.

2.   A Louisiana statute authorizing a brief period of silent meditation was also challenged by students.

3.   After a brief period of independence, Belorussia came under Soviet rule.

4.   After a brief period of intensive training, I was allowed to make my first parachute jump.

5.   After weeks of intense fighting, there followed a brief period of calm.

6.   During the brief period I spoke of, we had a second lieutenant take over the platoon.

7.   For a brief period Amy Dillwyn became a national celebrity.

8.   For a brief period artificial fibres were produced in chemical works.

9.   Runners set intervals during which they run hard and fast for a brief period, and then recover.

10.   The brief period of electrical stimulation of the hippocampal cells had seemingly permanently altered their electrical properties.