1 | Critical Care Unit, The First Affiliated Hospital of Guangxi Medical University, Nanning, Guangxi, P.R. China |
2 | Emergency Department (one) of Hunan Provincial People’s Hospital, Changsha,
Hunan, P.R. China |
3 | Xiangya School of Public Health, Central South University, Changsha, Hunan,
P.R. China |
4 | Emergency Department (three) of Hunan Provincial People’s Hospital, Changsha,
Hunan, P.R. China |