Development of Korean Smartphone Addiction Proneness Scale for Youth Kim, Dongil ; Lee, Yunhee ; Lee, Juyoung ; Nam, JeeEun Karin ; Chung, Yeoju Abstract Publication: PLoS ONE Pub Date: May 2014 DOI: 10.1371/journal.pone.0097920 Bibcode: 2014PLoSO...997920K