Funding for this research was provided by:
Scientific and technological innovation joint capital projects of Fujian Province, China (2016Y9031)
Minimally invasive medical center of Fujian Province (171)
Startup Fund for scientific research, Fujian Medical University (2016QH024)
Fujian province medical innovation project (2015-CXB-16)
Received: 9 November 2018
Accepted: 10 September 2019
First Online: 6 November 2019
Ethics approval and consent to participate
: The study protocol conformed to the ethical guidelines of the 1975 Declaration of Helsinki, and the Ethics Committee of Fujian Medical University Union Hospital, Sun Yat-sen University Cancer Center and St. Mary’s Hospital approved the study. Written informed consent was obtained before resection.
: Not applicable.
: The authors declare that they have no competing interests.