1. College of Traditional Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China
2. Department of Nephrology, The First Teaching Hospital of Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China
3. Tianjin State Key Laboratory of Modern Chinese Medicine, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China
4. College of Chinese Materia Medica, Tianjin University of Traditional Chinese Medicine, Tianjin 300193, China