Doo-Heum Park

发表

Jaehak Yu, Seung-Ho Ryu, Jee Hyun Ha, 2008, Cyberpsychology Behav. Soc. Netw..

Jaehak Yu, Seung-Ho Ryu, Jee Hyun Ha, 2013, Nordic journal of psychiatry.

Jaehak Yu, Seung-Ho Ryu, Eui-Joong Kim, 2008, Journal of Korean medical science.