00315nas a2200193   4500000000100000000000100001000000100002000000100003000000100004000000100005000000100006000000100007000000100008008004100009100001900050700001700069700001700086700001800103       2015                            d  Hyun-Kyoung Lee  Seon-joo Park  Yeong-Hwa Kim  Jeong-Hwan Lee