1. The First Clinical Medical College, Shandong University of Traditional Chinese Medicine, Jinan City, Shandong Province, China
2. Department of Peripheral Vascular, Henan Provincial Hospital of Traditional Chinese Medicine (The Second Affiliated Hospital of Henan University of Traditional Chinese Medicine), Zhengzhou City, Henan Province, China
3. Department of Nephrology, The First Affiliated Hospital of Henan University of Traditional Chinese Medicine, Zhengzhou City, Henan Province, China
4. Department of Peripheral Vascular, Affiliated Hospital of Shandong University of Traditional Chinese Medicine (Shandong Provincial Hospital of Traditional Chinese Medicine), Jinan City, Shandong Province, China