1. Guangdong Provincial Key Laboratory of Pharmaceutical Bioactive Substances, School of BasicMedical Sciences, Guangdong Pharmaceutical University, Guangzhou 510006, People's Republic of China
2. Shenzhen Center for Disease Control and Prevention, Shenzhen 518055, People's Republic of China
3. Intensive Care Unit, Shenzhen Second People's Hospital, the First Affiliated Hospital of Shenzhen University, Shenzhen 518031, People's Republic of China
4. Key Laboratory of the Ministry of Health for Research on Quality and Standardization of Biotechnology Products, National Institutes for Food and Drug Control, Beijing 102629, People's Republic of China