1. NHS, National Institute for Health and Clinical Excellence: NICE guideline on anxiety. 2007.
2. Cognitive therapy for obsessive-compulsive disorder: a guide for professionals;Wilhelm,2006
3. Clinical practice guidelines. Management of anxiety disorders;Swinson;Can J Psychiatry,2006
4. Mastery of your anxiety and worry;Craske,2006
5. Evidence-based guidelines for the pharmacological treatment of anxiety disorders: recommendations from the British Association for Psychopharmacology;Baldwin;J Psychopharmacol (Oxf),2005