This author has not been identified. Look up 'So-Hyun Park' in GoogleThis author has not been identified. Look up 'Sun-Woo Yun' in GoogleThis author has not been identified. Look up 'So-Eun Jeon' in GoogleThis author has not been identified. Look up 'Na-Eun Park' in GoogleThis author has not been identified. Look up 'Hye-Yeon Shim' in GoogleThis author has not been identified. Look up 'Yu Rim Lee' in GoogleThis author has not been identified. Look up 'Sun-Jin Lee' in GoogleThis author has not been identified. Look up 'Tae Rim Park' in GoogleThis author has not been identified. Look up 'Na-Yeon Shin' in GoogleThis author has not been identified. Look up 'Min-Jin Kang' in GoogleThis author has not been identified. Look up 'Il-Gu Lee' in Google