Received: 3 May 2020
Accepted: 15 June 2020
First Online: 23 June 2020
Ethics approval and consent to participate
: As this research was conducted within the context of programme assessment, it was exempted from review by our institutional review board. As the questionnaire did not collect any personal data, the European Union General Data Protection Regulation (GDPR) did not apply. All participants gave their consent to participate in this work.
: Not applicable.
: The authors declare that they have no competing interests in relation to this work.