Department of Postgraduate Students, West China School of Medicine, Sichuan University, Chengdu, Sichuan Province, 610041;
Department of Nephrology, West China Hospital, Sichuan University, Chengdu, Sichuan Province, 610041;
Department of Nephrology, West China Hospital, Sichuan University, Chengdu, Sichuan Province, 610041;
Department of Nephrology, West China Hospital, Sichuan University, Chengdu, Sichuan Province, 610041;