Keller, S. http://orcid.org/0000-0001-7080-2082
Wang, Z. J.
Aigner, A.
Kim, A. C.
Golsari, A.
Kooijman, H.
Adam, G.
Yamamura, J.
Article History
Received: 4 September 2017
Accepted: 12 January 2018
First Online: 1 February 2018
Conflict of interest
: S. Keller, Z.J. Wang, A. Aigner, A.C. Kim, A. Golsari, G. Adam and J. Yamamura declare that they have no competing interests. H. Kooijman is an employee of Philips Healthcare.