Elands, Rachel J. J.
Simons, Colinda C. J. M.
Riemenschneider, Mona
Isaacs, Aaron
Schouten, Leo J.
Verhage, Bas A.
Van Steen, Kristel
Godschalk, Roger W. L.
van den Brandt, Piet A.
Stoll, Monika
Weijenberg, Matty P.
Article History
Received: 29 October 2015
Accepted: 15 December 2016
First Online: 24 January 2017
Competing interests
: The authors declare no competing financial interests.