Litjens, Geert
Sánchez, Clara I.
Timofeeva, Nadya
Hermsen, Meyke
Nagtegaal, Iris
Kovacs, Iringo
Hulsbergen - van de Kaa, Christina
Bult, Peter
van Ginneken, Bram
van der Laak, Jeroen
Article History
Received: 28 January 2016
Accepted: 27 April 2016
First Online: 23 May 2016
Competing interests
: The authors declare no competing financial interests.