1. Kessler RC, Berglund P, Demler O, Jin R, Koretz D, Merikangas KR et al. The epidemiology of major depressive disorder: results from the National Comorbidity Survey Replication (NCS-R). JAMA 2003; 289: 3095–3105.
2. Alonso J, Angermeyer MC, Bernert S, Bruffaerts R, Brugha TS, Bryson H et al. Prevalence of mental disorders in Europe: results from the European Study of the Epidemiology of Mental Disorders (ESEMeD) project. Acta Psychiatr Scand 2004; 420: 21–27.
3. Artigas F, Nutt DJ, Shelton R . Mechanism of action of antidepressants. Psychopharmacol Bull 2002; 36: 123–132.
4. Rush AJ, Warden D, Wisniewski SR, Fava M, Trivedi MH, Gaynes BN et al. STAR*D: revising conventional wisdom. CNS Drugs 2009; 23: 627–647.
5. Blier P, El Mansari M . Serotonin and beyond: therapeutics for major depression. Philos Trans R Soc Lond B Biol Sci 2013; 368: 20120536.