Sentence examples for more studies are required from inspiring English sources

More studies are required to clarify these questions.

More studies are required to reduce the differences between real and simulated sky conditions.

More studies are required to validate its use in different settings.

More studies are required to evaluate the validity of the FFQ in dialysis patients.

More studies are required in this direction.

More studies are required on this subject.

However more studies are required to prove this notion.

More studies are required to fully elucidate these effects, in both clinical and non-clinical populations.

More studies are required to understand the EPP indirect effects on the tropospheric and surface climate.

More studies are required to determine the security and efficacy of difluprednate in Mexican population.

So, a general conclusion cannot be drawn from this study and more studies are required to establish this fact.