Lallukka, Tea http://orcid.org/0000-0003-3841-3129
Mekuria, Gashaw B.
Nummi, Tapio
Virtanen, Pekka
Virtanen, Marianna
Hammarström, Anne
Funding for this research was provided by:
Academy of Finland (Grants #287488 and #319200)
Svenska Forskningsrådet Formas (259-2012-37)
Article History
Received: 9 March 2018
Accepted: 2 July 2019
First Online: 1 August 2019
Ethics approval and consent to participate
: The study was approved by the Regional Ethical Review Board in Umeå, Sweden. Response to a survey was considered as consent to participate in the study. Moreover, participation was voluntary and participants could drop out at any time they chose during the follow-up.
: Not applicable.
: None.