I'm guessing an anonymous survey would be a whole lot more accurate than personal interviews, especially on this topic, especially with teenagers.

The study compiled anonymous surveys that asked students about cigarettes and tobacco.

So says an anonymous survey of 234 men aged 18-25 at three Chicago universities.

In an anonymous survey of lawyers, he was described as "always well prepared", and as having "excellent settlement skills."

There's no PR in lying on an anonymous survey.

Partly through anonymous surveys, the issue of religious tolerance - or lack of it - jumped out.

An anonymous survey was recently conducted among current students and alumni.

These studies are based on anonymous surveys of college women, not reports to the police.

But even then, anonymous surveys indicate, doctors were not reporting 60 percent of their cases.

The anonymous survey, which was conducted in April, was completed by 511 of the 867 students at the high school.