Santa-aho, Suvi http://orcid.org/0000-0002-0047-3268
Sorsa, Aki http://orcid.org/0000-0002-9719-1418
Honkanen, Mari http://orcid.org/0000-0003-1285-3564
Vippola, Minnamari http://orcid.org/0000-0001-5897-0796
Article History
Received: 4 September 2019
Accepted: 6 December 2019
First Online: 12 December 2019
Compliance with ethical standards
:
: The authors declare no conflict of interest.