The most effective prevention is to let the beard grow.

Contribute to effective prevention of conflict and crisis management.

They know that sexual abstinence is the only 100 percent effective prevention.

Surgery is also effective prevention for women who have a high risk of developing this disease.

The best effective prevention is hygiene and not rubbing the eyes by infected hands.

We need to do more to ensure that effective prevention reaches those who need it most.

Students are advised that if they do take risks, condoms provide highly effective prevention.

The hope is that they are likely to provide more effective prevention as well.

Without effective prevention, the number of people requiring care and treatment will grow each year.

The report takes no account of what needs to be done in order to guarantee effective prevention.