Funding for this research was provided by:
Zhongnan Hospital of Wuhan University, Science, Technology and Innovation Seed Fund (znpy 2016050 and znpy 2017049)
Text and Data Mining valid from 2019-09-18
Received: 5 December 2018
Accepted: 19 August 2019
First Online: 18 September 2019
Ethics approval and consent to participate
: The study was approved by the Ethical Committee of Zhongnan Hospital of Wuhan University. Written informed consents were completed from all patients to perform surgical therapy and imaging examination. Since this is a retrospective analysis, we did not obtain written informed consents from all patients to include in this study.
: Not applicable.
: The authors declare that they have no competing interests.