Pijls, Kirsten E.
Smolinska, Agnieszka
Jonkers, Daisy M. A. E.
Dallinga, Jan W.
Masclee, Ad A. M.
Koek, Ger H.
van Schooten, Frederik-Jan
Article History
Received: 11 November 2015
Accepted: 16 December 2015
First Online: 29 January 2016
Competing interests
: The authors declare no competing financial interests.