Appelqvist-Schmidlechner, Kaija http://orcid.org/0000-0002-2165-1641
Vaara, Jani P.
Vasankari, Tommi
Häkkinen, Arja
Mäntysaari, Matti
Kyröläinen, Heikki
Article History
Received: 19 February 2020
Accepted: 21 May 2020
First Online: 3 June 2020
Ethics approval and consent to participate
: Written informed consent was received from all study participants. The ethical approval for the study was granted by the Central Finland Health Care District, and the Headquarters of the Finnish Defence Forces gave a permission to conduct the study (AM5527).
: Not applicable.
: The authors declare that they have no competing interests.