Yang, Xing-Li
Wang, Yan
Liang, Shao-Bo
He, Sha-Sha
Chen, Dan-Ming
Chen, Hai-Yang
Lu, Li-Xia
Chen, Yong
Funding for this research was provided by:
Natural Science Foundation of Guangdong Province, China (2016A020215083)
Medical Science and Technology Research Foundation of Guangdong Province, China (A02016031)
Article History
Received: 29 October 2017
Accepted: 22 April 2018
First Online: 29 May 2018
Ethics approval and consent to participate
: The study protocol was designed in accordance with the guidelines outlined in the Declaration of Helsinki and was approved by the Ethics Committee of the First Hospital of Foshan and Sun Yat-Sen University Cancer Center (South China). The requirement for informed consent was waived due to the retrospective nature of the study.
: The authors declare that they have no competing interests.
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