Text and Data Mining valid from 2018-08-14
Received: 13 August 2017
Accepted: 3 July 2018
First Online: 14 August 2018
Ethics approval and consent to participate
: The study was endorsed by the Ethics Committee of Jagiellonian University, Kraków, Poland (number 122.6120.18.2015). All of the recruited subjects will give their written informed consent before taking part in the study. If applicable, any important modifications to the study protocol and adverse events will be reported to the Ethics Committee of Jagiellonian University in annual reports.
: Not applicable.
: The authors declare that they have no competing interests.
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