However some studies have used less than half this number.

Also, few studies in this area use a control group.

He pointed out that the study used as a control group other children who died, and not the general population.

The study will use blood samples already taken for other medical tests.

The study used ten to twenty people for the investigation.

It said that 18 medical studies using the drug had been approved since 2000.

Various studies have used a number of methods to study business networks.

We were told that there had to be a study using exactly the same methodology.

The study used data from a child sponsorship organization in six of its countries.

A new international study using modern data collection methods, would be a difficult, slow process.

In other words, total body systems can only be studied using animal models.

Physical posture and emotion have been studied using two similar techniques.

Recently the anyon gas has been studied using this approach.

Here are the detailed steps on how to study using TalkEnglish.com.

For example, American heterosexual couples were studied using various measures twice a year.

A single lemon is usually studied using an electrical meter.

The two most common types of memory studied using these methods are recognition and recall.

This has been best studied using animal models, especially cats and rats.

The subject matter of this field is studied using scholarly methodology, including the scientific method and reason.

These were studied and improved using time and motion studies.