Metsäniitty, Mari http://orcid.org/0000-0001-8437-1607
Waltimo-Sirén, Janna
Ranta, Helena
Fieuws, Steffen
Thevissen, Patrick
Funding for this research was provided by:
National Institute for Health and Welfare
Article History
Received: 14 January 2019
Accepted: 22 March 2019
First Online: 16 April 2019
Compliance with ethical standards
:
: Ethical approval was granted by the Research Ethics Committee of the Hjelt Institute, University of Helsinki (number 02/2010).
: The authors declare that they have no conflict of interest.