Yanagisawa, Hirofumi
Ciappina, Marcelo http://orcid.org/0000-0002-1123-6460
Hafner, Christian http://orcid.org/0000-0002-1030-0512
Schötz, Johannes
Osterwalder, Jürg
Kling, Matthias F. http://orcid.org/0000-0002-1710-0775
Article History
Received: 9 August 2017
Accepted: 14 September 2017
First Online: 4 October 2017
Competing Interests
: The authors declare that they have no competing interests.