1 Department of Cardiothoracic Surgery, The First Affiliated Hospital of Chongqing Medical University, 1 Youyi Rd, Yuzhong District, Chongqing 400016, China. Electronic address: 253616309@qq.com.
2 Department of Thoracic Surgery, Affiliated Hospital of Hebei University, Baoding, Hebei Province, China.
3 Department of Cardiothoracic Surgery, The First Affiliated Hospital of Chongqing Medical University, Chongqing, China.