Van der Veeken, Lennart http://orcid.org/0000-0002-6551-661X
Grönlund, Susanne
Gerdtsson, Erik
Holmqvist, Bo
Deprest, Jan http://orcid.org/0000-0002-4920-945X
Ley, David
Bruschettini, Matteo http://orcid.org/0000-0002-4775-872X
Article History
Received: 13 September 2019
Revised: 20 November 2019
Accepted: 26 November 2019
First Online: 7 December 2019
Competing interests
: The authors declare no competing interests.