Oettinghaus, B
Schulz, J M
Restelli, L M
Licci, M
Savoia, C
Schmidt, A
Schmitt, K
Grimm, A
Morè, L
Hench, J
Tolnay, M
Eckert, A
D'Adamo, P
Franken, P
Ishihara, N
Mihara, K
Bischofberger, J
Scorrano, L
Frank, S
Article History
Received: 24 October 2014
Revised: 27 February 2015
Accepted: 3 March 2015
First Online: 24 April 2015
Competing interests
: The authors declare no conflict of interest.