Zhang, Bin
Kong, Qingquan
Yan, Yuqing
Feng, Pin
Funding for this research was provided by:
The Science and Technology Program of Sichuan Province, China (2019YFQ0003)
Article History
Received: 5 May 2020
Accepted: 15 October 2020
First Online: 31 October 2020
Ethics approval and consent to participate
: This study was approved by the Ethical committee of Chengdu Office Hospital of People’s Government of Tibetan Autonomous Region (201930). All participants provided informed written consent.
: Not applicable.
: The authors declare that they have no competing interests.