Ashton, H. (1987) Benzodiazepine withdrawal: outcome in 50 patients. British Journal of Addiction, 82, 665–671.
Baillargeon, L., Landreville, P., Verreault, R., et al (2003) Discontinuation of benzodiazepines among older insomniac adults treated with cognitive–behavioural therapy combined with gradual tapering: a randomized trial. Journal of the Canadian Medical Association, 11, 1015–1020.
Couvee, J. E., Timmermans, E. A. & Zitman, F. G. (2002) The long-term outcome of a benzodiazepine discontinuation program in depressed outpatients. Journal of Affective Disorders, 70, 133–141.
Golombok, S., Higgitt, A., Fonagy, P., et al (1987) A follow-up study of patients treated for benzodiazepine dependence. British Journal of Medical Psychology, 60, 141–149.
Holton, A., Riley, P. & Tyrer, P. (1992) Factors predicting long-term outcome alter chronic benzodiazepine therapy. Journal of Affective Disorders, 24, 245–252.
Lader, M. (1994) Anxiety or depression during withdrawal of hypnotic treatments. Journal of Psychosomatic Research, 38, 113–123.
Morin, C. M., Bastien, C., Guay, B., et al (2004) Randomized controlledtrial of supervised tapering and cognitive—behavior therapy to facilitate benzodiazepine discontinuation in older adults with chronic insomnia. American Journal of Psychiatry, 161, 332–342.
Otto, M. W., Pollack, M. H., Sachs, G. S., et al (1993) Discontinuation of benzodiazepine treatment: efficacy of cognitive–behavioral therapy for patients with panic disorder. American Journal of Psychiatry, 150, 1485–1490.
Oude Voshaar, R. C., Gorgels, W. J. M. J., Mol, A. J. J., et al (2003) Tapering off long-term benzodiazepine use with or without group cognitive–behavioural therapy: three-condition randomised controlled trial. British Journal of Psychiatry, 182, 498–504.
Oude Voshaar, R. C., Couvée, J. E., Van Balkom, A. J. L. M., et al (2006) Strategies to discontinue long-term benzodiazepine use: a meta-analysis. British Journal of Psychiatry in press.
Rickels, K., Case, W. G., Schweizer, E., et al (1991) Long-term benzodiazepine users 3 years after participation in a discontinuation program. American Journal of Psychiatry, 148, 757–761.
Vorma, H., Naukkarinen, H., Sarna, S., et al (2002) Treatment of out-patients with complicated benzodiazepine dependence: comparison of two approaches. Addiction, 97, 851–859.
World Health Organization Collaborating Centre for Drugs Statistics Methodology (1996) Guidelines ATC Classification and DDD Assignment (1st edn). Oslo: WHO/Norwegian Institute of Public Health.