Wang, Zhigang
Ge, Min
Chen, Cheng
Lu, Lichong
Zhang, Lifang
Wang, Dongjin http://orcid.org/0000-0003-3187-7916
Article History
Received: 15 July 2021
Accepted: 25 September 2021
First Online: 10 October 2021
Declarations
:
: Ethical approval was obtained from Nanjing Drum Tower Hospital ethics committee. This retrospective study was conducted without informed consent for some objective reasons and was approved by the ethics committee. All procedures performed in studies were in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors have declared that they have no competing interests.