1. Department of Respiratory and Critical Care Medicine, Beijing Institute of Respiratory Medicine and Beijing Chao‐Yang Hospital Capital Medical University Beijing 100020 China
2. Department of Thoracic Surgery Guangdong Provincial People's Hospital, Guangdong Academy of Medical Sciences Guangzhou 510100 China
3. Department of Surgery, Competence Center of Thoracic Surgery, Charité Universitätsmedizin Berlin Berlin Germany