a 서울과학기술대학교 의공학 바이오 소재 융합 협동과정 신소재공학프로그램
b 서울과학기술대학교 신소재공학과
a Program of Materials Science & Engineering, Convergence Institute of Biomedical Engineering and Biomaterials, Seoul National University of Science and Technology, Seoul 139-743, Republic of Korea
b Department of Materials Science and Engineering, Seoul National University of Science and Technology, Seoul 01811, Republic of Korea
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