Funding for this research was provided by:
Sosiaali- ja Terveysministeriö (112241)
Strategic Research Council at the Academy of Finland (303604)
Text and Data Mining valid from 2019-08-14
Received: 26 June 2018
Accepted: 9 August 2019
First Online: 14 August 2019
Ethics approval and consent to participate
: Ethical approval for the study was obtained from the institutional review board of National Institute for Health and Welfare (IRB, 00007085, FWA 00014588), decision 9 /2016 §744. The survey script reminded the participants of the voluntary nature of participation in the survey.
: Not applicable.
: The authors declare that they have no competing interests.