Article History
Received: 7 April 2020
Accepted: 25 May 2020
First Online: 1 June 2020
Ethics approval and consent to participate
: This study was approved by the Ethics Committee for Clinical Research of Zhongda Hospital, Affiliated to Southeast University. The use of the patients’ medical records were for research purposes only.
: Not available.
: All the authors declare that they have no conflicts of interest.