1. School of Korean Medicine, Pusan National University, Busan, South Korea
2. Department of Psychology, Yonsei University, Seoul, South Korea
3. Blekinge Center of Competence, Region Blekinge, Karlskrona, Sweden
4. Department of Psychology, University of Gothenburg, Gothenburg, Sweden
5. Department of Psychology, Kyungsung University, Busan, South Korea