Funding for this research was provided by:
fund of fudan university eye, ear and nose hospital (SYB202011)
Article History
Received: 15 July 2020
Accepted: 21 September 2020
First Online: 28 September 2020
Ethics approval and consent to participate
: This study was approved by the hospital ethics committee of the Eye, Ear, Nose and Throat Hospital of Fudan University, Shanghai, China (2013005) and written informed consent was obtained from all subjects participating in the trial. The trial was registered prior to patient enrollment at clinicaltrials.gov (NCT03918889, Principal investigator: Rui Xu, date of registration: March 28, 2019).
: Not Applicable.
: The authors declare that they have no competing interests.