1. Department of Respiratory Medicine, The First Affiliated Hospital of Shandong Second Medical University/Weifang People’s Hospital, Weifang 261041, China
2. School of Clinical Medicine, Shandong Second Medical University, Weifang 261053, China
3. Department of Laboratory Medicine, The First Affiliated Hospital of Shandong Second Medical University/Weifang People’s Hospital, Weifang 261041, China
4. School of Pharmacy, Shandong Second Medical University, Weifang 261053, People's Republic of China