Received: 3 July 2021
Accepted: 21 December 2021
First Online: 30 January 2022
: Since our research was based on publicly available data, we did not seek ethical approval for this work. Ethical approval was obtained prior to the start of the survey, and all ethical criteria governing the use of human participants were properly followed. Details about data and ethical standards are available at: ExternalRef removed.
: Not applicable.
: The authors declare that they have no competing interests.