There are no reliable studies of what happens to the participants.

But scientists say that for many supplements, there are few reliable studies to demonstrate their safety and effectiveness.

The power I wield is grounded in sciences proven and tested through the years by reliable study!

The evidence for these risk factors is anecdotal and has not been confirmed by reliable studies.

Perhaps the most readable and reliable study of Mailer's early work.

No reliable studies have ever established a link between higher taxes and lower rates of alcohol abuse.

At the least, then, Brown's idea deserves to be tested out with a bigger, more reliable study.

There are few reliable studies of sexual abuse by members of school staffs.

The report states that there are no reliable studies of the problem.

Indeed, the only reliable study suggests they may be in greater danger than those riding alone.