Only limited archaeological research has been done on the site, and little is known about it.

The bill does provide $314 million for limited research.

There is limited research about the impact of support groups on sexual outcomes for men with prostate cancer.

Limited research and information services concerning official symbolic items are also provided to the general public.

Thus, there is limited research on the health issues that affect bisexual individuals.

The center doesn't actually test drugs itself, although it does conduct limited research in the areas of drug quality, safety, and effectiveness standards.

The limited research on the effectiveness of adult residential programs shows mixed results.

Even proponents of the programs have acknowledged that there has been only limited research on their effectiveness.

There is limited research on the consequences of adoption for the original parents, and the findings have been mixed.

Limited research indicates that cocoa or dark chocolate may produce certain effects on human health.