Sentence examples for studies were identified from inspiring English sources

Six studies were identified.

Thirty-one studies were identified.

Fourteen relevant studies were identified.

Thirty eligible studies were identified.

Twenty-four studies were identified, of which 13 were published.

Eleven studies were identified and reviewed.

In total, 34 eligible studies were identified.

Sixty-three studies were identified and reviewed.

Altogether 29 relevant studies were identified.

618 potentially relevant studies were identified.

A total of 8 studies were identified as the primary sources of heterogeneity.