Aula, Hanna http://orcid.org/0000-0001-7680-517X
Skyttä, Tanja
Tuohinen, Suvi
Luukkaala, Tiina
Hämäläinen, Mari
Virtanen, Vesa
Raatikainen, Pekka
Moilanen, Eeva
Kellokumpu-Lehtinen, Pirkko-Liisa
Funding for this research was provided by:
the Seppo Nieminen fund (150636, 150620)
the competetive state fincancing of the expert responsibility area of the Tampere University Hospital
the Paulo Foundation
Article History
Received: 10 June 2018
Accepted: 4 October 2018
First Online: 19 October 2018
Ethics approval and consent to participate
: The study was approved by Tampere University hospital ethics committee (reference number: R10160) and informed consent was obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.