Funding for this research was provided by:
National Natural Science Foundation of China (81770955, 81570879)
Project of Shanghai Science and Technology (17411950200, 17140902900)
Shanghai Shenkang Hospital Development Center (SHDC12016207)
Project Shanghai Science and Technology (19140900700)
Text and Data Mining valid from 2020-02-12
Received: 17 September 2018
Accepted: 17 January 2020
First Online: 12 February 2020
Ethics approval and consent to participate
: This study adhered to the Declaration of Helsinki and was approved by the Ethical Committee Review Board of Fudan University Eye and ENT Hospital. Written informed consent was obtained from each patient after the procedure was thoroughly explained.
: Not applicable.
: The authors declare that they have no competing interests.