Sentence examples for studies have not from inspiring English sources

His studies have not been in vain.

Rigorous studies have not been done.

Studies have not clearly suggested that.

But studies have not always borne out the initial promise.

Similar studies have not been performed for viruses.

Many recent European studies have not required placebo controls.

Nevertheless, results of these studies have not always been consistent.

Indeed, most small randomized studies have not demonstrated benefit.

Formal toxicity studies have not yet been conducted.

Nevertheless, these studies have not generated remarkable results.

However, some studies have not demonstrated this inverse association.