Received: 29 December 2021
Accepted: 3 March 2022
First Online: 16 March 2022
: The study was approved by the ethical committee of Taipei Veterans General Hospital (VGHTPE). A written informed consent was obtained from all students in the class before they started to fill in the questionnaires used in this study. Other actual procedures for research methods were also implemented in accordance with the plan attached to the IRB application and the human research ethics code of the review agency.
: Not applicable.
: The authors declare that they have no competing financial interests.