Zhang, Rongqin
Zhang, Zhanwen
Huang, Pinbo
Li, Zhi
Hu, Rui
Zhang, Jie
Qiu, Wanglin
Hu, Ping
Funding for this research was provided by:
National Natural Science Foundation of China (81901772, No. 81702404)
Natural Science Foundation of Guangdong Province (2019A1515011893)
Fundamental Research Funds for the Central Universities (No.19ykpy06)
Medical Science and Technology Research Fund Project of Guangdong Province (A2019110)
Natural Science Foundation of Guangdong Province (No. 2017A030313536)
Article History
Received: 23 January 2020
Accepted: 27 July 2020
First Online: 3 August 2020
Ethics approval and consent to participate
: The study was approved by the ethical committee of the Sixth Affiliated Hospital of Sun Yat-sen University. According to the ethical committee policy, this is a completely anonymous, retrospective study and is exempt from informed consent from patients.
: Not applicable.
: The authors declare that they have no competing interests.