Choi Young | School of Electronic and Electrical Engineering, Chung-Ang University, 221 Heuksuk-dong, Dongjak-gu, Seoul 156-756, Korea

School Of Public Health Seoul National University

School Of Mechanical Engineering Chung-ang University

School of Public Health, Seoul National University

School of Public Health, Seoul National University

School Of Public Health Seoul National University

School Of Mechanical Engineering Chung-ang University

School Of Public Health Seoul National University

School Of Chemical And Biological Engineering Seoul National University

Department Of Mechanical And System Design Engineering Hongik University

Department Of Electrical And Computer Engineering University Of California

School Of Mechanical And Aerospace Engineering Seoul National University

School of Electrical and Electronics Engineering, Chung-Ang University, Seoul 156-756, Korea

School of Electrical Engineering, Pusan National University, Busan 609-735, Korea

Department Of Computer Science The George Washington University

School Of Mechanical Engineering Chung-ang University

Department of Materials Science and Engineering, and Frederick Seitz Materials Research Laboratory,

School of Veterinary Medicine & Institute of Veterinary Science, Kangwon National University

Department Of Materials Science And Engineering And Frederick Seitz Materials Research Laboratory Un

School of Mechanical Engineering, Chung-Ang University

School of Mechanical Engineering, Chung-Ang University

School Of Mechanical Engineering Chung-ang University

Department of Electronic Communications Eng., School of Electronics Eng., Kwangwoon University

School Of Mechanical Engineering Chung-ang University

School of Public Health, Seoul National University

School Of Public Health Seoul National University

Engineering And Natural Sciences Sabanci University

School Of Mechanical Engineering Chung-ang Univ.

Department of Electronics and Communications Engineering, Kwangwoon University, 447-1 Wolgye-dong, Nowon-gu, Seoul 139-701, Korea

School of Electronics and Electrical Engineering, Hong Ik University, 72-1 Sangsu-dong, Mapo-gu, Seoul 121-79, Korea

Engineering and Natural Sciences, Sabanci University, Orhanli-Tuzla, Istanbul 34956, Turkey

Department of Electrical and Computer Engineering, University of California, Santa Barbara, CA 93160, U.S.A.