Jeon, WooTaek; Hong, ChangHyung; Lee, ChangHo; Kim, Dong Kee; Han, Mooyoung; Min, Sungkil (April 20, 2005). "Correlation between traumatic events and posttraumatic stress disorder among North Korean defectors in South Korea". Journal of Traumatic Stress. 18 (2): 147–154. doi:10.1002/jts.20017. PMID16281207.
Jeon, WooTaek; Hong, ChangHyung; Lee, ChangHo; Kim, Dong Kee; Han, Mooyoung; Min, Sungkil (April 20, 2005). "Correlation between traumatic events and posttraumatic stress disorder among North Korean defectors in South Korea". Journal of Traumatic Stress. 18 (2): 147–154. doi:10.1002/jts.20017. PMID16281207.