1. Department of Imaging Yueyang Central Hospital Yueyang Hunan China
2. Department of Pulmonary and Critical Care Medicine, Shanxi Bethune Hospital, Shanxi Academy of Medical Sciences, Tongji Shanxi Hospital Third Hospital of Shanxi Medical University Taiyuan China
3. Tongji Hospital, Tongji Medical College Huazhong University of Science and Technology Wuhan China
4. Department of Pulmonary and Critical Care Medicine Yueyang Central Hospital Yueyang Hunan China