Sentence examples for because no comparative study from inspiring English sources

First, this article does not address the issue of whether or not to perform a prophylactic lateral neck dissection because no comparative study of the impact of neck dissection on recurrence, death and complications of surgery has been performed.

Thirty-one studies were excluded because there was no comparative study arm.

There is no comparative study of mortality in intensive care patients with these superpermeable membranes.

Further, no comparative study has been performed using various cyanobacterial strains belonging to one genus.

To date, no comparative study of motorized distraction in humans has been published.

However, there is no comparative study that investigates the different methods using different sample sizes.

However, no comparative study has investigated which antibiotics are superior.

"no comparative studies" : indicated when no comparative studies are available.

There are many different stimulation electrodes but no comparative studies.

No comparative studies have been performed to investigate dosage, administration, or combination of hormones.

To date there have been no comparative studies of MR enterography and endocavitary CEUS.