Almost every medical and psychological intervention imaginable has been employed in the treatment of this group of disorders, which for most people are the essence of insanity.

This concluded that cognitive behavioural therapy - a psychological intervention - and exercise could both treat the disease.

In this world of confusion, there are also companies specialising in psychological intervention.

This serious affliction was quite satisfactorily cured by a program of psychological intervention.

The staff provides psychological intervention and prevention services to patients and family members.