1. Department of Medicine, College of Medicine, Yeungnam University, Daegu 42415, Republic of Korea
2. Medical Research Center, College of Medicine, Yeungnam University, Daegu 42415, Republic of Korea
3. Department of Pediatrics, College of Medicine, Yeungnam University, Daegu 42415, Republic of Korea
4. Department of Internal Medicine, College of Medicine, Yeungnam University, Daegu 42415, Republic of Korea