Deneberg, S
Cherif, H
Lazarevic, V
Andersson, P-O
von Euler, M
Juliusson, G
Lehmann, S
Article History
First Online: 15 July 2016
Competing interests
: P-OA, SL: Advisory board APREA AB. MvO: Employment APREA AB. The remaining authors declare no conflict of interest.