This type of selection bias makes a reliable assessment of a clinical trial's results particularly difficult.

The critics say there simply is not enough information on which to build a reliable assessment.

These instruments and models may in the future help provide more reliable assessments of the risks from chemicals to the skin.

All that is needed is a reliable assessment of current circumstances.

In this way, a reliable assessment can be assured.

Standards which do not enable valid and reliable assessment are of little value to end users.

Although the numbers paint an encouraging picture, there is still no reliable assessment of the quality of the arts programs.

Rational authority depends on a reliable assessment of the facts.

It did not perform any reliable assessment of its analysis.

I should like to thank previous speakers for their accurate and reliable assessment of the situation in Chechnya.