koreascience.or.krkoreascience.or.kr/article/JAKO200831050534366.pdf · Soon Kan , Beung Gu Son,...
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koreascience.or.krkoreascience.or.kr/article/JAKO200831050534366.pdf · Soon Kan , Beung Gu Son, Young Whan Choi, Yong Jae Lee, Young Chul Kim, In Soo Choi, Woo Hong Joo and Young