Funding for this research was provided by:
Työsuojelurahasto (117138)
Article History
Received: 17 January 2020
Accepted: 13 September 2020
First Online: 23 September 2020
Ethics approval and consent to participate
: The ethical approval was obtained from the Ethics Committee of the Finnish Institute for Health and Welfare. When the survey was sent to the participants, they first had to fill in a separate consent form and return it with the survey. If a participant did not complete a consent form, they were excluded from the study. The interview participants were asked to provide their consent to participate before the interview, and were required to fill out a consent form.
: Not applicable.
: The authors declare that they have no competing interests.