1. Biomedical Team, KAIST Institute for Information Technology Convergence, Korea Advanced Institute of Science and Technology (KAIST), Daejeon 305-701, Republic of Korea
2. Department of Anesthesiology and Pain Medicine, College of Medicine, Korea University, Seoul 136-705, Republic of Korea
3. Impedance Imaging Research Center & Department of Public Administration, Kyung Hee University, Seoul 130-701, Republic of Korea
4. Acupuncture, Moxibustion & Meridian Research Center, Division of Standard Research, Korea Institute of Oriental Medicine, Daejeon 305-811, Republic of Korea
5. Medical Research Division, Acupuncture, Moxibustion and Meridian Research Group, Korea Institute of Oriental Medicine, 1672 Yuseongdae-ro, Yuseong-gu, Daejeon 305-811, Republic of Korea