1. Department of Medical Nutrition, Graduate School of East-West Medical Science, Kyung Hee University, 26 Kyungheedae-ro, Dongdaemun-gu, Seoul 130-701, Korea.
2. Department of Nutrition, Kyung Hee University Hospital at Gangdong, Seoul 134-727, Korea.
3. Department of Food and Nutrition, Changwon National University, Changwon 641-773, Korea.
4. Department of Endocrine and Metabolism, Kyung Hee Medical Center, Seoul 130-702, Korea.
5. Research Institute of Medical Nutrition, Kyung Hee University, Seoul 130-701, Korea.