1. Popper CW, Gammon GD, West SA, Bailey CE. Disorders usually first diagnosed in infancy, childhood, or adolescence. In : Hales RE, Yudofsky SC, editors. Textbook of psychiatry. 4th ed. Washington, DC: American Psychiatric Press;2003. p. 833–974.
2. Barkley RA. Attention-deficit/hyperactivity disorder: a handbook for diagnosis and treatment. 3rd ed. New York: Guilford Press;2006.
3. Spencer T, Biederman J, Wilens T. Attention-deficit/hyperactivity disorder and comorbidity. Pediatr Clin North Am. 1999; 46:915–927.
Article
4. Anderson JC, Williams S, McGee R, Silva PA. DSM-III disorders in preadolescent children. Prevalence in a large sample from the general population. Arch Gen Psychiatry. 1987; 44:69–76.
5. Bird HR, Gould MS, Staghezza BM. Patterns of diagnostic comorbidity in a community sample of children aged 9 through 16 years. J Am Acad Child Adolesc Psychiatry. 1993; 32:361–368.
Article
6. Biederman J, Newcorn J, Sprich S. Comorbidity of attention deficit hyperactivity disorder with conduct, depressive, anxiety, and other disorders. Am J Psychiatry. 1991; 148:564–577.
Article
7. Biederman J, Faraone S, Milberger S, Curtis S, Chen L, Marrs A, et al. Predictors of persistence and remission of ADHD into adolescence: results from a four-year prospective follow-up study. J Am Acad Child Adolesc Psychiatry. 1996; 35:343–351.
Article
8. Biederman J, Faraone SV, Mick E, Williamson S, Wilens TE, Spencer TJ, et al. Clinical correlates of ADHD in females: findings from a large group of girls ascertained from pediatric and psychiatric referral sources. J Am Acad Child Adolesc Psychiatry. 1999; 38:966–975.
Article
9. Biederman J. Attention-deficit/hyperactivity disorder: a selective overview. Biol Psychiatry. 2005; 57:1215–1220.
Article
10. Hill JC, Schoener EP. Age-dependent decline of attention deficit hyperactivity disorder. Am J Psychiatry. 1996; 153:1143–1146.
Article
11. Biederman J, Faraone SV, Spencer T, Wilens T, Norman D, Lapey KA, et al. Patterns of psychiatric comorbidity, cognition, and psychosocial functioning in adults with attention deficit hyperactivity disorder. Am J Psychiatry. 1993; 150:1792–1798.
Article
12. Spencer T, Biederman J, Wilens T, Faraone SV. Is attention-deficit hyperactivity disorder in adults a valid disorder? Harv Rev Psychiatry. 1994; 1:326–335.
Article
13. Barkley R. Attention-deficit/hyperactivity disorder: a handbook for diagnosis and treatment. New York: Guilford Press;1998.
14. Conners CK, Erhardt D, Sparrow E. CAARS Conners' Adult ADHD Rating Scales. North Tonawanda, NY: Multi-Health Systems, Inc.;1999.
15. Jang MJ. Characteristic and educational intervention strategy of adult with attention-deficit/hyperactivity. J Educ Res. 2004; 20:43–57.
16. Yoo HJ, Cho SC, Ha J, Yune SK, Kim SJ, Hwang J, et al. Attention deficit hyperactivity symptoms and internet addiction. Psychiatry Clin Neurosci. 2004; 58:487–494.
Article
17. Yen JY, Ko CH, Yen CF, Wu HY, Yang MJ. The comorbid psychiatric symptoms of Internet addiction: attention deficit and hyperactivity disorder (ADHD), depression, social phobia, and hostility. J Adolesc Health. 2007; 41:93–98.
Article
18. American Psychiatric Association. Diagnostic and Statistical Manual of Mental Disorders: DSM-IV. 4th ed. Washington, DC: American Psychiatric Association;1994. p. 78–85.
19. Murphy K, Barkley RA. Preliminary normative data on DSM-IV criteria for adults. ADHD Report. 1995; 3:6–7.
20. Kim EJ. The validation of Korean Adult ADHD Scale (K-AADHDS). 1. Korean J Clin Psychol. 2003; 22:897–911.
21. Ward MF, Wender PH, Reimherr FW. The Wender Utah Rating Scale: an aid in the retrospective diagnosis of childhood attention deficit hyperactivity disorder. Am J Psychiatry. 1993; 150:885–890.
22. Wender PH. Minimal brain dysfunction in children. New York: Wiley-Interscience;1971.
23. Lee KS, Ahn JS, Shin JH. Attention-deficit hyperactivity symptoms in childhood of adult bipolar disorder/schizophrenia patients. J Child Adolesc Psychiatry. 1998; 9:26–33.
24. Han HM, Yeom TH, Shin YW, Kim KH, Yun DJ, Jung KJ. A standardization study of beck depression inventory in Korea. J Korean Neuropsychiatr Assoc. 1986; 25:487–500.
25. Beck AT, Ward CH, Mendelson M, Mock J, Erbaugh J. An inventory for measuring depression. Arch Gen Psychiatry. 1961; 4:561–571.
Article
26. Yook SP, Kim ZS. A clinical study on the Korean version of Beck Anxiety Inventory: comparative study of patient and non-patient. Korea J Clin Psychol. 1997; 16:185–197.
27. Sung JE. A study on the clinical characteristics of internet addiction [dissertation]. Seoul: Seoul Women's University;1999.
28. Cloninger CR, Przybeck TR, Svrakic DM, Wetzel RD. The temperament and character inventory (TCI): a guide to its development and use. St. Louis, MO: Washington University;1994.
29. Min BB, Oh HS, Lee JY. Manual of temperament and character inventory. Seoul: Maumsarang;2007. p. 15–44.
30. Min S, Kong ID, Cha SK, Shin J. The effect of alcohol in the nicotinic acetylcholine receptor. Korean J Psychopharmacol. 2006; 17:81–90.
31. Schmidt LG, Smolka M. Relapse prevention in alcoholics by cigarette smoking? Involvement of nicotinic-dopaminergic mechanisms. Alcohol. 2001; 24:111–115.
Article
32. Fredriksen M, Dahl AA, Martinsen EW, Klungsoyr O, Faraone SV, Peleikis DE. Childhood and persistent ADHD symptoms associated with educational failure and long-term occupational disability in adult ADHD. Atten Defic Hyperact Disord. 2014; In press.
Article
33. Arnold LE, Jensen PS. Attention deficit disorders. In : Kaplan H, Sadock B, editors. Comprehensive textbook of psychiatry. 6th ed. Baltimore: Williams & Wilkins;1995. p. 2295–2310.
34. Balázs J, Miklósi M, Keresztény A, Hoven CW, Carli V, Wasserman C, et al. Adolescent subthreshold-depression and anxiety: psychopathology, functional impairment and increased suicide risk. J Child Psychol Psychiatry. 2013; 54:670–677.
Article
35. Kim JW, Han DH, Park DB, Min KJ, Na C, Won SK, et al. The relationships between online game player biogenetic traits, playing time, and the genre of the game being played. Psychiatry Investig. 2010; 7:17–23.
Article
36. Instanes JT, Haavik J, Halmøy A. Personality Traits and Comorbidity in Adults With ADHD. J Atten Disord In press. 2013; In press.
Article
37. Kim EY, Lee YS, Han DH, Suh DS, Kee BS. Temperament and genetic polymorphism in Korean male adolescents with internet addiction tendency. J Korean Neuropsychiatr Assoc. 2006; 45:468–475.
38. Lee MS, Hong SD, Joung YS. Characteristics of temperament and character properties in adolescents with internet addiction tendency. J Korean Neuropsychiatr Assoc. 2007; 46:65–70.