1. College of Pharmacy, Yonsei Institute of Pharmaceutical Science, Yonsei University, Incheon 406–840, Korea
2. Department of Science in Korean Medicine, College of Korean Medicine, Kyung Hee University, Seoul 130–701, Korea
3. Institute of Marine Biochemistry, Vietnam Academy of Science and Technology, 18 Hoang Quoc Viet, Caugiay, Hanoi, Vietnam
4. Department of Neuropsychiatry, Hospital of Korean Medicine, Kyung Hee University Medical Center, Seoul, Korea