Clinical efficacy has been shown through the medium setting and above.

The mechanisms for this greater clinical efficacy has not been established.

Considerable work needs to be done, however, before the clinical efficacy of such models is established.

Several studies have examined the clinical efficacy of these oxygenators.

Overall, this study did not offer meaningful data to support the clinical efficacy of the approaches studied.

Rimonabant has shown clear clinical efficacy for the treatment of obesity.

It bears emphasis that these studies do not prove clinical efficacy of the markers.

Initial corporate reports of feasibility, safety, and clinical efficacy are promising.

Clinical efficacy of magnesium supplementation in patients with type 2 diabetes.

There are no published trials proving its clinical efficacy.