Received: 25 February 2023
Accepted: 10 April 2023
First Online: 12 May 2023
: This investigation was conducted in accordance with the 1975 Declaration of Helsinki (revised in 1983). The protocol was approved by the ethics review committee of Nyingchi People’s Hospital (Ethnic No. 2022-8th). The informed consent was waived by the Ethics committee of Nyingchi People’s Hospital because the data were processed, anonymized, and collected retroactively.
: Not applicable.
: The authors declare that they have no competing interests.