1.   Symptoms were defined as being related to reflux if they started within five minutes of a fall in intraoesophageal pH.

2.   The doubly hatched regions are absent and any trajectory started within BCEF returns to a point within BCEF and so continues to wander near the strange set forever.

3.   And last night the council gave its approval, building work could start within the next few months.

4.   Work will start within the next week or so.

5.   Among a dozen or so such sites now in operation, most were started within the past few months.

6.   Ascend said serious discussions between the two companies started only within the past two weeks.

7.   At a meeting in Rome in mid-February, delegates from virtually every fishing nation agreed on a plan to reduce fishing capacity, starting within six years.

8.   Belihar said the closure would start within two years, with final shutdown expected after six years.

9.   But if the blood vessel growth pattern goes awry, and the baby is at high risk for developing irreversible blindness, treatment is started within three days.