Received: 4 July 2020
Accepted: 12 January 2021
First Online: 27 January 2021
Ethics approval and consent to participate
: Xi’an Jiaotong University’s Research Ethics Committee has approved this study (No. 2020–1183). Written consent will be taken by the PI from all enrolled participants before the study. The personal information of all enrolled participants will be kept under lock and key accessible by the PI.
: Not applicable.
: The authors declare that they have no competing interests.