The Effect of Parental Demographics on Parental Assessment of Adolescent Internet Addiction. - Chiho Ok; Jisun Lim (Int. J. Cyber Behav. Psychol. Learn., 2017)

How Growing Older Leads to Different Patterns in Smartphone Usage Among Genders: Evidence From Korea. - Chiho Ok (Int. J. Mob. Hum. Comput. Interact., 2020)