Vire, Jenni http://orcid.org/0000-0002-0775-4476
Salminen, Marika
Viikari, Paula
Vahlberg, Tero
Arve, Seija
Viitanen, Matti
Viikari, Laura
Article History
Received: 2 April 2019
Accepted: 9 April 2019
First Online: 4 May 2019
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This article does not contain any studies with animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.