This author has not been identified. Look up 'Hye Jeong Kim' in GoogleThis author has not been identified. Look up 'Dae-Young Yoon' in GoogleThis author has not been identified. Look up 'Eun-Soo Kim' in GoogleThis author has not been identified. Look up 'Kwanseop Lee' in GoogleThis author has not been identified. Look up 'Jong Seok Bae' in GoogleThis author has not been identified. Look up 'Ju-Hun Lee' in Google