Funding for this research was provided by:
National Science and Technology Commission Municipality Research Fund (2018YFC2002000)
Received: 30 January 2019
Accepted: 29 July 2019
First Online: 7 August 2019
Ethics approval and consent to participate
: Ethical approval for this study was obtained from Fudan University Huadong Hospital (No. 2018 K153). All participants signed written consent forms. No reimbursement was provided for participation; however, the audiometric assessment results were discussed with those who were identified as having hearing loss. Information about audiology clinic appointments was provided.
: Not applicable.
: The authors declare that they have no competing interests.