Sentence examples for studies were found from inspiring English sources

Results: Seven studies were found.

No controlled studies were found.

No conclusive positive studies were found [37].

However, no relevant studies were found.

A total of 255 studies were found.

Fifty-one eligible studies were found.

These two studies were found to be of low quality.

However, very few studies were found using this approach.

No studies were found in Egypt to investigate it.

No such studies were found in the literature so far.

Several limitations in the selected studies were found.