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Kang, Bun-Jung; Ha, Yong-Chan; Hwang, Sun-Chul; Lee, Young-Kyun; Koo, Kyung-Hoi
Yoon, Byung-Ho; Lee, Young-Kyun; Jo, Woo-Lam; Ha, Yong-Chan; Choi, Dai-Hai; Koo, Kyung-Hoi