1. Department of Cardiovascular and Neurologic Diseases (Stroke Center), College of Oriental Medicine, Kyung Hee University, Seoul, Korea.
2. Department of Physiology, Kyung Hee University School of Medicine, Seoul, Korea.
3. Department of Biochemistry and Molecular Biology, Kyung Hee University School of Medicine, Seoul, Korea.
4. Department of Internal Medicine, Kyung Hee University Hospital at Gangdong, Kyung Hee University School of Medicine, Seoul, Korea.