Funding for this research was provided by:
The Social Insurance Institution of Finland (3/26/2017)
Article History
Received: 13 June 2019
Accepted: 29 November 2019
First Online: 11 December 2019
Ethics approval and consent to participate
: The study setting and research process were executed in compliance with local and national ethical instructions for research [, ]. According to the guidelines drawn up by the National Advisory Board on Research Ethics (TENK), this study required no ethical approval, because an ethical review is not required for this type of human sciences research in Finland []. Participation in this study was voluntary and answering to the questionnaire and mailing it to the researchers was regarded as an informed consent to participate in the survey [].
: Not applicable.
: The authors declare that they have no competing interests.