Received: 30 October 2021
Accepted: 3 May 2022
First Online: 9 May 2022
: This project was reviewed and approved by the Human Participants Ethics Committee of Shanghai Normal University. The authors confirmed that informed consent was obtained from all subjects and/or their legal guardian(s). All methods were performed in ethical compliance to the Declaration of Helsinki.
: Not applicable.
: The authors declared no competing interests with the interviewees and the related medical schools in Zhejiang, China.