1.   Additional recordings with electroencephalogram, video, or other respiratory measures were used to confirm diagnoses.

2.   For example, PCR has been used to confirm the persistent faecal shedding of HIV in children with HIV associated diarrhoea.

3.   Blood tests were used to confirm the presence of Bordetella pertussis, the bacterium that causes the cough.

4.   A barium enema and X-rays are used to confirm the condition.

5.   A blood sample, which could be used to confirm whether the teen-ager is Tiffany, was taken from her maternal grandmother early last week.

6.   A password, established in the showroom, is used to confirm whether the button was pressed by mistake.

7.   But the plan said a federal test, the National Assessment of Educational Progress, would be used to confirm the state results.

8.   Chen suggested that improved methods and another laboratory be used to confirm the results.

9.   Dental records and DNA testing will be used to confirm the identity of the body, officials said.

10.   I began to wonder what happened to the lights that I had been using to confirm my compass heading.