1. Department of Statistics, Keimyung University, Daegu, Republic of Korea.
2. School of Journalism and Mass Communication, St. Bonaventure University, Saint Bonaventure, New York, USA.
3. Department of Children and Women's Health, Osaka University Graduate School of Medicine, Osaka, Japan.
4. Department of Psychiatry and Behavioral Medicine, University of Philippines, Manila, Philippines.
5. Graduate School of Education, Ewha Womans University, Seoul, Republic of Korea.