Muniandy, M
Heinonen, S
Yki-Järvinen, H
Hakkarainen, A
Lundbom, J
Lundbom, N
Kaprio, J http://orcid.org/0000-0002-3716-2455
Rissanen, A
Ollikainen, M http://orcid.org/0000-0003-3661-7400
Pietiläinen, K H
Article History
Received: 19 July 2016
Revised: 6 February 2017
Accepted: 9 February 2017
First Online: 25 April 2017
Competing interests
: The authors declare no conflict of interest.