Stevens JC, Pollack MH, Benzodiazepines in clinical practice: consideration of their long-term use and alternative agents, in Journal of Clinical Psychiatry, vol. 66, Suppl 2, 2005, pp. 21–27, PMID 15762816.
«The frequent use of benzodiazepines for the treatment of anxiety is likely a reflection of their effectiveness, rapid onset of anxiolytic effect, and tolerability.»