1. Sichuan Cancer Hospital; Department of Intensive Care Unit; No 55, Four section South Renmin Road Chengdu Sichuan China 610041
2. West China Hospital, Sichuan University; Department of Nephrology; No. 37, Guo Xue Xiang Chengdu Sichuan China 610041
3. West China Hospital, Sichuan University; Chinese Cochrane Centre, Chinese Clinical Trial Registry, Chinese Evidence-Based Medicine Centre, INCLEN Resource and Training Centre; No. 37, Guo Xue Xiang Chengdu Sichuan China 610041