Akin, A. (2012). The relationships between internet addiction, subjective vitality, and subjective happiness. Cyberpsychology, Behavior and Social Networking, 15, 404–410.
Bradley, K. (2005). Internet lives: Social context and moral domain in adolescent development. New Directions for Youth Development, 108, 57–76.
Byun, S., Ruffini, C., Mills, J. E., Douglas, A. C., Niang, M., Stepchenkova, S., et al. (2009). Internet addiction: Metasynthesis of 1996–2006 quantitative research. Cyberpsychology and Behavior, 12, 203–207.
Cao, F., & Su, L. (2006). Internet addiction among Chinese adolescents: Prevalence and psychological features. Child: Care, Health and Development, 33, 275–281.
Cao, H., Sun, Y., Wan, Y., Hao, J., & Tao, F. (2011). Problematic internet use in Chinese adolescents and its relation to psychosomatic symptoms and life satisfaction. BMC Public Health, 11, 802–809.
Caplan, S. E. (2003). Preference for online social interaction: a theory of problematic internet use and psychosocial well-being. Communication Research, 30, 625–648.
Ceyhan, A. A. (2008). Predictors of problematic internet use on Turkish university students. Cyberpsychology and Behavior, 11, 363–366.
Chaplin, T. M., Cole, P. M., & Zahn-Waxler, C. (2005). Parental socialization of emotion expression: Gender differences and relations to child adjustment. Emotion, 5, 80–88.
Durell, J. H. (2004). Gender, grade and relationship differences in emotional closeness within adolescent friendships. Adolescence, 39, 243–255.
Fu, K., Chan, W. S. C., Wong, P. W. C., & Yip, P. S. (2010). Internet addiction: prevalence, discriminant validity and correlates among adolescents Hong Kong. The British Journal of Psychiatry, 196, 486–492.
Guo, J., Chen, L., Wang, X., Liu, Y., Chui, C. H. K., He, H., et al. (2012). The relationship between internet addiction and depression among migrant children and left-behind children in China. Cyberpsychology, Behavior and Social Networking, 15, 585–590.
Hetzel-Riggin, M., & Pritchard, J. R. (2011). Predicting problematic internet use in men and women: The contributions of psychological distress, coping style, and body esteem. Cyberpsychology, Behavior and Social Networking, 14, 519–523.
Jang, K. S., Hwang, S. Y., & Choi, J. Y. (2008). Internet addiction and psychiatric symptoms among Korean adolescents. Journal of School Health, 78, 165–171.
Kim, K., Ryu, E., Chon, M., Yeun, E., Choi, S., Seo, J., et al. (2006). Internet addiction in Korean adolescents and its relation to depression and suicidal ideation: A questionnaire survey. International Journal of Nursing Studies, 43, 185–192.
Ko, C. H., Yen, J. Y., Chen, C. C., Chen, S. H., & Yen, C. F. (2005). Proposed diagnostic criteria of Internet addiction for adolescents. The Journal of Nervous and Mental Disease, 193, 728–733.
Ko, C. H., Yen, J. Y., Liu, S. C., Huang, C. F., & Yen, C. F. (2009a). The association between aggressive behaviors and internet addiction and online activities in adolescents. Journal of Adolescent Health, 44, 598–605.
Ko, C. H., Yen, J. Y., Chen, C. S., Yeh, Y. C., & Yen, C. F. (2009b). Predictive values of psychiatric symptoms for Internet addiction in adolescents: A 2-year prospective study. Archives of Pediatrics and Adolescent Medicine, 163, 937–943.
Ko, C. H., Yen, J. Y., Yen, C. F., Chen, C. S., & Chen, C. C. (2012). The association between internet addiction and psychiatric disorder: A review of the literature. European Psychiatry, 27, 1–8.
Korea Centers for Disease Control and Prevention (2011). Youth risk behavior survey: 2010 results. Available at http://yhs.cdc.go.kr/. Accessed 10 Jan 2012.
Korea Internet and Security Agency. (2008). The follow up study of internet addiction proneness scale. Seoul: Author.
Korea Internet and Security Agency. (2011). Survey on the internet usage. Seoul: Author.
Lam, L. T., Peng, Z. W., Mai, J. C., & Jing, J. (2009). Factors associated with internet addiction among adolescents. Cyberpsychology and Behavior, 12, 551–555.
Lin, C., & Yu, S. (2008). Adolescent internet usage in Taiwan: exploring gender differences. Adolescence, 43, 317–331.
Lin, M., Ko, H., & Wu, J. Y. (2011). Prevalence and psychosocial risk factors associated with internet addiction in a nationally representative sample of college students in Taiwan. Cyberpsychology, Behavior and Social Networking, 14, 741–746.
Luo, J., Qu, Z., Rockett, I., & Zhang, X. (2010). Employment status and self-rated health in north-western China. Public Health, 124, 174–179.
Lyubomirsky, S. (2001). Why are some people happier than others? The role of cognitive and motivational processes in wellbeing. American Psychologist, 56, 239–249.
Moreno, M. A., Jelenchick, L., Cox, E., Young, H., & Christakis, D. A. (2011). Problematic Internet use among US youth: A systematic review. Archives of Pediatrics and Adolescent Medicine, 165, 797–805.
Nolen-Hoeksema, S. (2001). Gender differences in depression. Current Directions in Psychological Science, 10, 173–176.
Park, S. K., Kim, J. Y., & Cho, C. B. (2008). Prevalence of internet addiction and correlations with family factors among South Korean adolescents. Family Therapy, 36, 163–177.
Poli, R., & Agrimi, E. (2012). Internet addiction disorder: Prevalence in an Italian student population. Nordic Journal of Psychiatry, 66, 55–59.
Rutter, M., Caspi, A., & Moffitt, T. E. (2003). Using sex differences in psychopathology to study causal mechanisms: Unifying issues and research strategies. Journal of Child Psychology and Psychiatry, 44, 1092–1115.
Siomos, K. E., Dafouli, E. D., Braimiotis, D. A., Mouzas, O. D., & Angelopoulos, N. V. (2008). Internet addiction among Greek adolescent students. Cyberpsychology and Behavior, 11, 653–657.
Tao, R., Huang, X., Wang, J., Zhang, H., Zhang, Y., & Li, M. (2010). Proposed diagnostic criteria for internet addiction. Addiction, 105, 556–564.
Tsai, C., & Lin, C. (2004). Taiwanese adolescents’ perceptions and attitudes regarding the Internet: exploring gender differences. Adolescence, 39, 725–734.
Tsai, H. F., Cheng, S. H., Yeh, T. L., Shih, C., Chen, K. C., Yang, Y. C., et al. (2009). The risk factors of internet addiction-A survey of university freshman. Psychiatry Research, 167, 294–299.
Tsitsika, A., Critselis, E., Kormas, G., Filippopoulou, A., Tounissidou, D., Freskou, A., et al. (2009). Internet use and misuse: A multivariate regression analysis of the predictive factors of internet use among Greek adolescents. European Journal of Pediatrics, 168, 655–665.
Weinstein, V., & Lejoyeux, M. (2010). Internet addiction or excessive Internet use. The American Journal of Drug and Alcohol Abuse, 36, 277–283.
Yen, J., Ko, C., Yen, C. F., Wu, H. Y., & Yang, M. J. (2007). The comorbid psychiatric symptoms of Internet addiction: Attention deficit and hyperactivity disorder (ADHD), depression, social phobia, and hostility. Journal of Adolescent Health, 41, 93–98.
Yen, J., Yen, C., Wu, B. S., Huang, C., & Ko, C. (2011). Hostility in the real world and online: The effect of Internet addiction, depression, and online activity. Cyberpsychology, Behavior and Social Networking, 14, 649–655.
Young, K. S. (2004). Internet addiction: A new clinical phenomenon and its consequences. American Behavioral Scientist, 48, 402–415.
Zahn-Waxler, C., Shirtcliff, E. A., & Marceau, K. (2008). Disorders of childhood and adolescence: Gender and psychopathology. Annual Review of Clinical Psychology, 4, 275–303.