1. Department of Global Public Health and Korean Medicine Management, Graduate School, College of Korean Medicine, Kyung Hee University, Seoul 02447, Republic of Korea
2. Department of Applied Korean Medicine, Graduate School, College of Korean Medicine, Kyung Hee University, Seoul 02447, Republic of Korea
3. Department of Preventive Medicine, College of Korean Medicine, Kyung Hee University, Seoul 02447, Republic of Korea