Li, Junsheng
Zhang, Qian
Wang, Wen
Lin, Fa
Wang, Shuo
Zhao, Jizong
Article History
Received: 22 June 2020
Revised: 30 July 2020
Accepted: 31 July 2020
First Online: 6 August 2020
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: This study was approved by the Institutional Review Board of Beijing Tiantan Hospital.
: The manuscript does not contain patient data.