1 Division of Nephrology, Department of Internal Medicine, Yeungnam University College of Medicine, 170 Hyeonchung-ro, Nam-gu, 42415, Daegu, Republic of Korea.
2 Division of Nephrology, Department of Internal Medicine, Yeungnam University College of Medicine, 170 Hyeonchung-ro, Nam-gu, 42415, Daegu, Republic of Korea. chokh@yu.ac.kr.
3 Division of Hemato-Oncology, Department of Internal Medicine, Yeungnam University College of Medicine, Daegu, Korea.