Affiliation: | 1. Hemodialysis Center, Department of Nephrology, West China Hospital, Sichuan University, Chengdu, China;2. Department of Hepatobilliary Surgery, Sichuan Cancer Hospital, Chengdu, China;3. Department of Nephrology, West China Hospital, Sichuan University, Chengdu, China;4. Department of Nursing, West China Hospital, Sichuan University, Chengdu, China |