Huang, Tao-xiang
Lu, Nian
Lian, Shan-shan
Li, Hui
Yin, Shao-han
Geng, Zhi-jun
Xie, Chuan-miao
Article History
Received: 17 November 2018
Accepted: 8 May 2019
First Online: 17 May 2019
Ethics approval and consent to participate
: The Clinical Research Ethics Committee of Sun Yat-sen University Cancer Center approved the research and the written informed consent was waived because this was a retrospective and observational study.
: Not applicable.
: The authors of this manuscript declare no relationships with any companies, whose products or services may be related to the subject matter of the article, there is no competing interests.
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