Malcherek, G
Jin, N
Hückelhoven, A G
Mani, J
Wang, L
Gern, U
Diehlmann, A
Wuchter, P
Schmitt, A
Chen, B
Ho, A D
Schmitt, M
Article History
Received: 15 April 2014
Revised: 1 August 2014
Accepted: 9 September 2014
First Online: 17 September 2014
Competing interests
: PW received honorarium for lectures from Sanofi and consulting fee or honorarium from ETICHO. The remaining authors declare no conflict of interest.