1. Department of Internal Medicine, Hallym University Sacred Heart Hospital, Anyang, Gyeonggi-do, Korea
2. Department of Applied Chemistry, Institute of Natural Science, Global Center for Pharmaceutical Ingredient Materials, Kyung Hee University, Yongin, Korea
3. Department of Biomedical Science and Technology, Kyung Hee Medical Science Research Institute, Kyung Hee University, Seoul, Korea
4. Department of Internal Medicine, College of Medicine, The Catholic University of Korea, Seoul, Korea
5. Department of Internal Medicine, Seoul National University Boramae Medical Center, Seoul, Korea
6. Department of Urology, College of Medicine, Chung-Ang University, Seoul, Korea
7. Seoul National University Kidney Research Institute, Seoul, Korea
8. Biomedical Research Institute, Seoul National University Hospital, Seoul, Korea
9. Department of Internal Medicine, Seoul National University College of Medicine, Seoul, Korea
10. Department of Internal Medicine, Seoul National University Hospital, Seoul, Korea