1. Institute of Nephrology and Blood Purification, The First Affiliated Hospital of Jinan University, Jinan University, Guangzhou, China
2. Fifth Department of Medicine (Nephrology/Endocrinology/Rheumatology), University Medical Centre Mannheim, University of Heidelberg, Heidelberg, Germany
3. Department of Nephrology, Dongguan Hospital of Traditional Chinese Medicine, Dongguan, China
4. Department of Cardiology, The First Affiliated Hospital of Jinan University, Jinan University, Guangzhou, China