1. Andersson GB. Epidemiological features of chronic low-back pain. Lancet 1999;354:581-585.
3. Volinn E, Van Koevering D, Loeser JD. Back sprain in industry. The role of socioeconomic factors in chronicity. Spine (Phila Pa 1976) 1991;16:542-548.
4. Webster BS, Snook SH. The cost of 1989 workers' compensation low back pain claims. Spine (Phila Pa 1976) 1994;19:1111-1115.
6. Reme SE, Tangen T, Moe T, Eriksen HR. Prevalence of psychiatric disorders in sick listed chronic low back pain patients. Eur J Pain 2011;[Epub ahead of print].
7. Bair MJ, Robinson RL, Katon W, Kroenke K. Depression and pain comorbidity: a literature review. Arch Intern Med 2003;163:2433-2445.
8. Gallagher RM, Verma S. Managing pain and comorbid depression: a public health challenge. Semin Clin Neuropsychiatry 1999;4:203-220.
9. Seok H, Son BK, Ha YR, Ryu HH, Moon JH. Clinical influence of emotional depression on chronic low back pain. J Korean Acad Rehabil Med 2003;27:568-574.
11. Sohn MK, Chae JM, Yune SH. Pain and psychometric characteristics related to disability evaluation in patients with chronic low back pain. J Korean Acad Rehabil Med 2000;24:125-131.
12. Yoo TW, Kang SW, Moon JH. Change in epidemiologic characteristics of the patients with neck and back pain. J Korean Acad Rehabil Med 2004;28:579-585.
13. Cho MJ, Nam JJ, Suh GH. Prevalence of symptoms of depression in a nationwide sample of Korean adults. Psychiatry Res 1998;81:341-352.
14. Rhee CW. Health status and self-management barriers in people with diabetes: a comparison by Medicaid beneficiary status. Korean J Soc Welf 2008;60:231-251.
15. Rush AJ, Polatin P, Gatchel RJ. Depression and chronic low back pain: establishing priorities in treatment. Spine (Phila Pa 1976) 2000;25:2566-2571.
16. Papakostas GI, Petersen T, Mahal Y, Mischoulon D, Nierenberg AA, Fava M. Quality of life assessments in major depressive disorder: a review of the literature. Gen Hosp Psychiatry 2004;26:13-17.
17. Raison CL, Miller AH. Depression in cancer: new developments regarding diagnosis and treatment. Biol Psychiatry 2003;54:283-294.
18. Evans DL, McCartney CF, Nemeroff CB, Raft D, Quade D, Golden RN, Haqqerty JJ Jr, Holmes V, Simon JS, Droba M, et al. Depression in women treated for gynecological cancer: clinical and neuroendocrine assessment. Am J Psychiatry 1986;143:447-452.
19. McDaniel JS, Musselman DL, Porter MR, Reed DA, Nemeroff CB. Depression in patients with cancer. Diagnosis, biology, and treatment. Arch Gen Psychiatry 1995;52:89-99.
20. Newport DJ, Nemeroff CB. Assessment and treatment of depression in the cancer patient. J Psychosom Res 1998;45:215-237.
21. Narushima K, Kosier JT, Robinson RG. A reappraisal of poststroke depression, intra- and inter-hemispheric lesion location using meta-analysis. J Neuropsychiatry Clin Neurosci 2003;15:422-430.
22. Robinson RG. Post-stroke depression: prevalence, diagnosis, treatment and disease progression. Biol Psychiatry 2003;54:376-387.
23. Frasure-Smith N, Lesperance F, Juneau M, Talajic M, Bourassa MG. Gender, depression and one-year prognosis after myocardial infarction. Psychosom Med 1999;61:26-37.
24. Carney RM, Freedland KE, Smith L, Lustman PJ, Jaffe AS. Relation of depression and mortality after myocardial infarction in women. Circulation 1991;84:1876-1877.
25. Somers TJ, Keefe FJ, Godiwala N, Hoyler GH. Psychosocial factors and the pain experience of osteoarthritis patients: new findings and new directions. Curr Opin Rheumatol 2009;21:501-506.
26. Isik A, Koca SS, Ozturk A, Mermi O. Anxiety and depression in patients with rheumatoid arthritis. Clin Rheumatol 2007;26:872-878.
28. Glassman AH, Covey LS, Stetner F, Rivelli S. Smoking cessation and the course of major depression: a follow-up study. Lancet 2001;357:1929-1932.
29. Boden JM, Ferqusson DM, Horwood LJ. Cigarette smoking and depression: tests of causal linkages using a longitudinal birth cohort. Br J Psychiatry 2010;196:440-446.
30. Munafo MR, Araya R. Cigarette smoking and depression: a question of causation. Br J Psychiatry 2010;196:425-426.
31. Torres LD, Barrera AZ, Delucchi K, Penila C, Perez-Stable EJ, Munoz RF. Quitting smoking does not increase the risk of major depressive episodes among users of internet smoking cessation interventions. Psychol Med 2010;40:441-449.
32. Petty F. The depressed alcoholic. Clinical features and medical management. Gen Hosp Psychiatry 1992;14:258-264.
33. O'Sullivan K. Depression and its treatment in alcoholics: a review. Can J Psychiatry 1984;29:379-384.
34. Fishbain DA, Cutler R, Rosomoff HL. Chronic pain-associated depression: antecedent or consequence of chronic pain? A review. Clin J Pain 1997;13:116-137.