Funding for this research was provided by:
University of Edinburgh Principal's Teaching Award Scheme (not applicable)
Received: 14 September 2018
Accepted: 15 October 2019
First Online: 31 December 2019
Ethics approval and consent to participate
: This study was considered exempt from requirements for formal ethical approval further to scrutiny using the University of Edinburgh Usher Institute Ethics Review Committee Level 1 Self-Audit checklist, which involved completion of the checklist in written form by the PI. As this work was carried out in accordance with the Declaration of Helsinki, the anonymity of participants is guaranteed, and the informed consent of participants was obtained.
: Not applicable
: The authors declare that they have no competing interests.