1. 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;46:587-95.
2. Stewart WF, Ricci JA, Chee E, Hahn SR, Morganstein D. Cost of lost productive work time among US workers with depression. JAMA 2003;289:3135-44.
3. Harris T. Recent developments in understanding the psychosocial aspects of depression. Br Med Bull 2001;57:17-32.
4. Shields M. Long working hours and health. Health Rep 1999;11:33-48.
5. Nagashima S, Suwazono Y, Okubo Y, Uetani M, Kobayashi E, Kido T, et al. Working hours and mental and physical fatigue in Japanese workers. Occup Med (Lond) 2007;57:449-52.
6. Sato Y, Miyake H, Theriault G. Overtime work and stress response in a group of Japanese workers. Occup Med (Lond) 2009;59:14-9.
7. Hobson J, Beach JR. An investigation of the relationship between psychological health and workload among managers. Occup Med (Lond) 2000;50:518-22.
8. Owens DA, Wolf-Kelly K. Near work, visual fatigue, and variations of oculomotor tonus. Invest Ophthalmol Vis Sci 1987;28:743-9.
11. van Praag HM. Can stress cause depression? Prog Neuropsychopharmacol Biol Psychiatry 2004;28:891-907.
12. Clays E, De Bacquer D, Leynen F, Kornitzer M, Kittel F, De Backer G. Job stress and depression symptoms in middle-aged workers: prospective results from the Belstress study. Scand J Work Environ Health 2007;33:252-9.
18. Amagasa T, Nakayama T. Relationship between long working hours and depression: a 3-year longitudinal study of clerical workers. J Occup Environ Med 2013;55:863-72.
19. Schaufeli WB, Taris TW. A critical review of the job demands-resources model: Implications for improving work and health. In: Bauer GF, Hammig O, editors. Bridging occupational, organizational and public health: a transdisciplinary approach. Dordrecht: Springer; 2014. p. 43-68.
20. Sanne B, Mykletun A, Dahl AA, Moen BE, Tell GS. Testing the Job Demand-Control-Support model with anxiety and depression as outcomes: the Hordaland Health Study. Occup Med (Lond) 2005;55:463-73.
21. Karasek R, Brisson C, Kawakami N, Houtman I, Bongers P, Amick B. The Job Content Questionnaire (JCQ): an instrument for internationally comparative assessments of psychosocial job characteristics. J Occup Health Psychol 1998;3:322-55.
23. Smith MJ. Psychosocial aspects of working with video display terminals (VDTs) and employee physical and mental health. Ergonomics 1997;40:1002-15.
26. Goodell S, Druss BG, Walker ER, Mat M. Mental disorders and medical comorbidity. Princeton (NJ): Robert Wood Johnson Foundation; 2011.