Received: 27 July 2021
Accepted: 24 December 2021
First Online: 7 January 2022
: Clinical trial registration numbers and date of registration: ClinicalTrials.gov ID: NCT02801500 (16/6/2016); Unique Protocol ID: XJTU1AF-CRF-2015-001 (05/29/2016). Approval number of the institutional review board: XJTU1AF2015LSL-046 (Ethics Committee of the First Affiliated Hospital of Xi’an Jiaotong University). All protocols were approved by the Ethics Committee of the First Affiliated Hospital of Xi'an Jiaotong University (No. XJTU1AF2015LSL-046). All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki Declaration and its later amendments.
: Not applicable.
: The authors declare no competing interests.