Received: 1 April 2022
Accepted: 30 June 2022
First Online: 27 July 2022
: Ethical approval was obtained from the Ethics Committee of Xuzhou Medical University and the Academic Ethics and Ethics Committee of Nanjing Medical University. All participants gave written informed consent to participate. The entirety of the research, including data collection and methods was carried out in accordance with relevant guidelines and regulations. There were no human or animal experiments; only interviews were conducted.
: Not applicable.
: The authors declare that they have no competing interests.