Article History
Received: 14 April 2020
Accepted: 8 December 2020
First Online: 6 January 2021
Ethics approval and consent to participate
: The Ethics Committee of the National Institute for Health and Welfare, Finland, approved the study. The research was conducted in full accordance with the World Medical Association Declaration of Helsinki and the national requirements. Participants were informed in written form about the nature of the study. Participation in the study was completely voluntary and by answering the student consented to the study. The Ethics Committee of the National Institute for Health and Welfare (THL), Finland, approved the study.
: Not applicable.
: The authors declare that they have no competing interests.