Kuijk, Ewart W.
Rasmussen, Shauna
Blokzijl, Francis
Huch, Meritxell
Gehart, Helmuth
Toonen, Pim
Begthel, Harry
Clevers, Hans
Geurts, Aron M.
Cuppen, Edwin
Article History
Received: 25 November 2015
Accepted: 8 February 2016
First Online: 26 February 2016
Competing interests
: The authors declare no competing financial interests.