1. Laboratory of Exercise Biochemistry, Department of Physical Education, Dong-A University, Republic of Korea
2. Laboratory of Applied Physiology, Graduate School of Human and Environmental Studies, Kyoto University, Japan
3. Laboratory of Exercise Physiology, Department of Physical Education, Dong-A University: Busan 604-714, Republic of Korea
4. Division of Endocrinology and Metabolism, Department of Pediatrics, Medical Center, Dong-A University, Republic of Korea