Mäkelä, Katja http://orcid.org/0000-0003-0203-0118
Palomäki, Outi
Pokkinen, Satu
Yli-Hankala, Arvi
Helminen, Mika
Uotila, Jukka
Article History
Received: 18 March 2019
Accepted: 6 August 2019
First Online: 17 August 2019
Compliance with ethical standards
:
: We declare that we have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.