The agency – which may decide to make certain tests that are currently DTC [direct to consumer] available by prescription only – isn't required to follow the advice of its advisory committees, but it often does.
In addition to dementia, the cognitive performance has also been used as target parameter by using certain tests that are sensitive enough to diagnose dementia (both vascular and Alzheimer's dementia) at an early stage [ 278].
In fact, if a church meets certain tests (that all tax-exempt organizations must meet), the government will even allow them avoid paying taxes.
Q: So do you envision a time in the future when a person who is having a hard time quitting smoking goes to his doctor for advice, and she gives him certain tests that identify what mechanisms are interfering with that behavior change and recommends treatments based on those results?
Hastings, in his decision, noted that "all of the petitioners' causation theories depend upon the validity of certain testing that purported to find evidence of persisting measles virus in the biological materials of Michelle and a number of other autistic children".
But a final answer remained elusive, a certain test of the fatalism that Mr. Bush had expressed at the beginning of what was clearly his longest day.
Under appropriate conditions it is possible to calculate the probability that a certain test result is produced under the assumption of the null hypothesis.
Herceptin only works in some breast cancer patients, but these candidates can be identified with a diagnostic test that looks for certain proteins in the tumor.
Civil rights lawyers expect, and fear, challenges to such laws as Title VII of the 1964 Civil Rights Act, a broad prohibition against employment discrimination that bars both intentional discrimination and practices, such as using certain employment tests, that have a disparate impact on minority groups.
These include exempting many banks from certain "stress tests" that are supposed to gauge how they would weather future economic strains.
