Floyd, Michael S. Jr.
Hermans, Barbara
Waterschoot, Mieke
Joniau, Steven
Goeman, Lieven
Article History
Received: 25 November 2015
Accepted: 20 December 2015
First Online: 2 January 2016
Compliance with ethical standards
:
: None.
: This article does not contain any studies with animals performed by any of the authors.
: Informed consent was obtained from all individual participants included in the study.