Virtanen, Pekka
Nummi, Tapio
Janlert, Urban
Hammarström, Anne
Funding for this research was provided by:
Umea University
Article History
Received: 22 June 2023
Accepted: 28 December 2023
First Online: 16 January 2024
Declarations
:
: The study has been approved by The Swedish Ethical Review Authority. All the methods were performed in accordance with Declaration of Helsinki. Each respondent is viewed as giving his/her informed written consent by answering and returning the questionnaire. The participation was voluntary, and the participants were informed of their right to withdraw at any time by not completing any wave(s) of the survey.
: Not applicable.
: The authors declare no competing interests.