1. College of Mechanical and Electrical Engineering, Nanjing University of Aeronautics and Astronautics, Nanjing, China
2. Department of Respiratory and Critical Care Medicine, The Second Affiliated Hospital of Soochow University, Suzhou, China
3. Ambulanc (Shenzhen) Tech. Company Ltd., Shenzhen, China
4. Affiliated Jiangning Hospital of Nanjing Medical University, Nanjing, China