1 School of Medicine, University of Electronic Science and Technology of China, Chengdu, 610054, China; Department of Robotic Minimally Invasive Surgery, Sichuan Academy of Medical Sciences and Sichuan Provincial People's Hospital, Chengdu, 610072, China.
2 Department of Robotic Minimally Invasive Surgery, Sichuan Academy of Medical Sciences and Sichuan Provincial People's Hospital, Chengdu, 610072, China.
3 Department of Pathology, Sichuan Academy of Medical Sciences and Sichuan Provincial People's Hospital, Chengdu, 610072, China.
4 Department of Robotic Minimally Invasive Surgery, Sichuan Academy of Medical Sciences and Sichuan Provincial People's Hospital, Chengdu, 610072, China. Electronic address: wangdong_robot@163.com.