Tuokkola, J
Luukkainen, P
Tapanainen, H
Kaila, M
Vaarala, O
Kenward, M G
Virta, L J
Veijola, R
Simell, O
Ilonen, J
Knip, M http://orcid.org/0000-0003-0474-0033
Virtanen, S M
Article History
Received: 26 August 2015
Revised: 25 November 2015
Accepted: 29 November 2015
First Online: 13 January 2016
Competing interests
: The authors declare no conflict of interest.