Färkkilä, Esa
Rautemaa-Richardson, Riina
Färkkilä, Anniina
Grönholm, Lotta
Lauhio, Anneli
Article History
Received: 5 May 2017
Accepted: 5 June 2018
First Online: 14 June 2018
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: For this type of study, formal consent is not required.