1. Department of Global Public Health, Karolinska Institutet, Stockholm, Sweden
2. Department of Emergency, the Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou, PR China
3. Department of Clinical Epidemiology, the Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou, PR China
4. Intensive Care Unit, Traditional Chinese Medicine Hospital Dianjiang, Chongqing, PR China
5. Guangdong Provincial Key Laboratory of Research on Emergency in TCM, Guangzhou, PR China
6. Department of Family Medicine and Community Health, University of Wisconsin, Madison, WI, USA
7. Department of Nephrology, Guangdong Provincial Hospital of Chinese Medicine, the Second Affiliated Hospital of Guangzhou University of Chinese Medicine, Guangzhou, PR China
8. Department of Nephrology, National Clinical Research Center for Kidney Disease, State Key Laboratory of Organ Failure Research, Guangdong Provincial Clinical Research Center for Kidney Disease, Guangdong Provincial Institute of Nephrology, Guangdong Provincial Key Laboratory of Renal Failure Research, Guangzhou Regenerative Medicine and Health Guangdong Laboratory, Nanfang Hospital, Southern Medical University, Guangzhou, PR China
9. Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden