1. College of Korean Medicine, Woosuk University, Wanju, Republic of Korea
2. Department of Preventive Medicine, College of Korean Medicine, Kyung Hee University, Seoul, Republic of Korea
3. Department of Preventive Medicine, College of Korean Medicine, Daegu Haany University, Gyeongsan, Republic of Korea
4. Department of Preventive Medicine, College of Korean Medicine, Woosuk University, Wanju, Republic of Korea