1. Spijker J, Graaf R, Bijl RV, Beekman AT, Ormel J, Nolen WA. Functional disability and depression in the general population. Results from the Netherlands Mental Health Survey and Incidence Study (NEMESIS). Acta Psychiatr Scand. 2004; 110:208–214.
2. Murray CJ, Lopez AD. Evidence-based health policy--lessons from the Global Burden of Disease Study. Science. 1996; 274:740–743.
3. Murray CJL, Lopez AD. Global Burden of Disease: a comprehensive assessment of mortality and disability from diseases, injuries, and risk factors in 1990 and projected to 2020. Cambridge, MA: Harvard University Press;1996.
4. Adler DA, McLaughlin TJ, Rogers WH, Chang H, Lapitsky L, Lerner D. Job performance deficits due to depression. Am J Psychiatry. 2006; 163:1569–1576.
5. Wang YP, Gorenstein C. Attitude and impact of perceived depression in the workplace. Int J Environ Res Public Health. 2014; 11:6021–6036.
7. Kessler RC, Akiskal HS, Ames M, Birnbaum H, Greenberg P, Hirschfeld RM, et al. Prevalence and effects of mood disorders on work performance in a nationally representative sample of U.S. workers. Am J Psychiatry. 2006; 163:1561–1568.
9. Stewart WF, Ricci JA, Chee E, Hahn SR, Morganstein D. Cost of lost productive work time among US workers with depression. JAMA. 2003; 289:3135–3144.
10. Olesen J, Gustavsson A, Svensson M, Wittchen HU, Jönsson B, et al. CDBE2010 study group. The economic cost of brain disorders in Europe. Eur J Neurol. 2012; 19:155–162.
11. Kim W, Hwang TY, Ham BJ, Lee JS, Choi BH, Kim SJ, et al. The impact of major depressive disorder on productivity in workers: a preliminary study using WHO-HPQ (Health and Work Performance Questionnaire). J Korean Neuropsychiatr Assoc. 2007; 46:587–595.
12. Henderson C, Williams P, Little K, Thornicroft G. Mental health problems in the workplace: changes in employers' knowledge, attitudes and practices in England 2006-2010. Br J Psychiatry Suppl. 2013; 55:s70–s76.
13. Lerner D, Adler DA, Chang H, Lapitsky L, Hood MY, Perissinotto C, et al. Unemployment, job retention, and productivity loss among employees with depression. Psychiatr Serv. 2004; 55:1371–1378.
14. Lasalvia A, Zoppei S, Van Bortel T, Bonetto C, Cristofalo D, Wahlbeck K, et al. Global pattern of experienced and anticipated discrimination reported by people with major depressive disorder: a cross-sectional survey. Lancet. 2013; 381:55–62.
15. Park JI, Lee SD, Chung EK, Suh T, Hong JP. Discrimination of Mentally Ill Persons in Korean Legislative System. J Korean Neuropsychiatr Assoc. 2004; 43:237–241.
16. Shin K. A study on the legal issues and challenges of insurance discrimination against the mentally Ill. J Korean Neuropsychiatr Assoc. 2014; 53:61–71.
19. Evans-Lacko S, Knapp M. Importance of social and cultural factors for attitudes, disclosure and time off work for depression: findings from a seven country European study on depression in the workplace. PLoS One. 2014; 9:e91053.
20. IBM Corp. Released 2012. IBM SPSS Statistics for Windows, Version 21.0. Armonk, NY: IBM Corp;2012.
21. Cho MJ. The Epidemiological Survey of Mental Disorders in Korea. Seoul: Ministry of Health and Welfare;2011.
23. Goetzel RZ, Ozminkowski RJ, Sederer LI, Mark TL. The business case for mental health services why employers should care about the mental health and well-being of their employees. J Occup Environ Med. 2002; 44:320–330.
24. Lerner D, Henke RM. What does research tell us about depression, job performance, and work productivity? J Occup Environ Med. 2008; 50:401–410.
25. Simon GE, VonKorff M, Barlow W. Health care costs of primary care patients with recognized depression. Arch Gen Psychiatry. 1995; 52:850–856.
26. Fujii RK, Goren A, Annunziata K, Mould-Quevedo J. Prevalence, awareness, treatment, and burden of major depressive disorder: estimates from the National Health and Wellness Survey in Brazil. Value Health Reg Issues. 2012; 1:235–243.
27. Lee RS, Hermens DF, Porter MA, Redoblado-Hodge MA. A meta-analysis of cognitive deficits in first-episode Major Depressive Disorder. J Affect Disord. 2012; 140:113–124.
28. Papakostas GI. Cognitive symptoms in patients with major depressive disorder and their implications for clinical practice. J Clin Psychiatry. 2014; 75:8–14.
29. McIntyre RS, Cha DS, Soczynska JK, Woldeyohannes HO, Gallaugher LA, Kudlow P, et al. Cognitive deficits and functional outcomes in major depressive disorder: determinants, substrates, and treatment interventions. Depress Anxiety. 2013; 30:515–527.
30. Fava M, Graves LM, Benazzi F, Scalia MJ, Iosifescu DV, Alpert JE, et al. A cross-sectional study of the prevalence of cognitive and physical symptoms during long-term antidepressant treatment. J Clin Psychiatry. 2006; 67:1754–1759.
31. Trivedi MH, Morris DW, Wisniewski SR, Lesser I, Nierenberg AA, Daly E, et al. Increase in work productivity of depressed individuals with improvement in depressive symptom severity. Am J Psychiatry. 2013; 170:633–641.
32. Kessler RC, Barber C, Birnbaum HG, Frank RG, Greenberg PE, Rose RM, et al. Depression in the workplace: effects on short-term disability. Health Aff (Millwood). 1999; 18:163–171.
33. Woo JM, Kim W, Hwang TY, Frick KD, Choi BH, Seo YJ, et al. Impact of depression on work productivity and its improvement after outpatient treatment with antidepressants. Value Health. 2011; 14:475–482.