Ethical considerations<br>The study was approved by a university ethics committee.<br>Participation was voluntary and students were told that they<br>were free to leave at any time, that being involved would have<br>no effect on course progression, and that confidentiality<br>would be maintained at all times. The researcher was<br>unknown to the students. This was important as it could<br>have introduced a power dimension affecting students’<br>decisions to participate.
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