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Article History

Received: 30 March 2022

Accepted: 4 October 2022

First Online: 31 October 2022

Declarations

:

: All methods were carried out in accordance with relevant guidelines and regulations. Ethics approval and consent to participate was obtained for this study (CIPI/011/18) and approved by the Universidad Europea de Madrid Ethics Committee. All participating students (over 18 years old) signed a document explaining the aims of the study and guaranteeing anonymity, and explicitly declared their consent to publication of results. Informed consent was obtained from all subjects.

: Not applicable Availability of data and materials. The datasets generated and/or analysed during the current study are not publicly available due European data protection policy but are available from the corresponding author on reasonable request.

: No competing interest to declare.