Received: 6 March 2020
Accepted: 9 October 2020
First Online: 15 October 2020
Ethics approval and consent to participate
: This study was exempt from human ethics approval.
: Not applicable.
: The authors have no conflicts of interest and no commercial relationship to disclose, this manuscript has not been published elsewhere and is not under consideration for publication by any other journal. RD is an Associate Editor for BMC Medical Education.