1 Department of Respiratory and Critical Care Medicine, The First College of Clinical Medicine Science, China Three Gorges University, Yichang, 443003, People's Republic of China; Department of Respiratory and Critical Care Medicine, Yichang Central People's Hospital, Yichang, 443003, People's Republic of China. Electronic address: hxq910813@163.com.
2 Department of Respiratory and Critical Care Medicine, The First College of Clinical Medicine Science, China Three Gorges University, Yichang, 443003, People's Republic of China; Department of Respiratory and Critical Care Medicine, Yichang Central People's Hospital, Yichang, 443003, People's Republic of China.
3 Department of Respiratory and Critical Care Medicine, The First College of Clinical Medicine Science, China Three Gorges University, Yichang, 443003, People's Republic of China; Department of Respiratory and Critical Care Medicine, Yichang Central People's Hospital, Yichang, 443003, People's Republic of China. Electronic address: songxinyu@ctgu.edu.cn.