Funding for this research was provided by:
Medicinska Fakulteten, Lunds Universitet
Text and Data Mining valid from 2018-08-22
Received: 17 August 2017
Accepted: 15 August 2018
First Online: 22 August 2018
Ethics approval and consent to participate
: The Advisory Committee for Research Ethics in Health Education at the Faculty of Medicine, Lund University approved the study (VEN 78-10, VEN 91-10) and the participants gave their written informed consent.
: The persons in the pictures were not included in the data collection, but they gave their written consent to publish the images.
: The authors declare that they have no competing interests.
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