Sun, Jiachen
Li, Qiang
Gao, Feng
Xiang, Zhou
Huang, Qi
Li, Lang
Funding for this research was provided by:
Youth innovative Scientific Research Project of Sichuan Medical Association (Q19014)
Article History
Received: 23 June 2020
Accepted: 18 August 2020
First Online: 26 August 2020
Ethics approval and consent to participate
: This study was approved by the Human and Ethics Committee for Medical Research at Hospital of Chengdu Office of People’s Government of Tibetan Autonomous Region, in accordance with the Declaration of Helsinki. Written informed consent was obtained for all patients and the parents or legal guardians of the children prior to the inclusion in the study.
: Not applicable.
: The authors declare that they have no competing interests.