Funding for this research was provided by:
Youth fund of Beijingshijitan Hospital (2019-q10)
Received: 21 July 2020
Accepted: 23 September 2020
First Online: 6 October 2020
Ethics approval and consent to participate
: The study had been approved by the ethical committee of the participating hospitals. All subjects signed informed consent by each patient. All clinical investigations had been conducted according to the principles expressed in the Declaration of Helsinki.
: Consent for publication was obtained from every individual whose data are included in this manuscript.
: The authors declare that they have no competing interests.