1. Herbal Medicine Research Division, Korea Institute of Oriental Medicine, Daejeon 305-811,
Republic of Korea
2. International Ginseng and Herb Research Institute,
Guemsan 312-804, Republic of Korea
3. Department of Life Science, Gachon University, Seongnam, Gyeonggi-do 461-701, Republic of Korea
4. Department of Botany, Institute of Ecology
and Biological Resources, Vietnam Academy of Science and Technology, 18 Hoang Quac Viet, Cau Giay, Hanoi,
Vietnam