Hu, Wan-Ming
Jin, Jie-Tian
Wu, Chen-Yan
Lu, Jia-Bin
Zhang, Li-Hong
Zeng, Jing
Lin, Su-Xia
Article History
Received: 13 April 2019
Accepted: 29 August 2019
First Online: 11 November 2019
Ethics approval and consent to participate
: This study was conducted according to the regulations defined by the Ethics Committee of SYSUCC. The official approval by the committee was waived, as this is a retrospective study using archived tissue samples.
: Not applicable
: The authors declare that they have no competing interests.