The selected teeth were instrumented and randomly divided into 2 groups.

The teams are randomly divided into five teams of three and have all night to cook.

The scientists randomly divided 60 patients ages 26 to 64, all of them receiving traditional pain treatment, into three groups.

The scientists randomly divided 60 healthy men and women into two groups.

The bands are randomly divided into two groups and compete on alternate weeks.

In the study, 201 patients with warts were randomly divided into four groups.

To start, the researchers randomly divided the participants into three groups.

The subjects were randomly divided into four test groups.

The schools were randomly divided into two groups, one subject to intensive intervention, the other left alone.

To start, the players are randomly divided into two groups.