Steeghs, Elisabeth M. P.
Bakker, Marjolein
Hoogkamer, Alex Q.
Boer, Judith M.
Hartman, Quirine J.
Stalpers, Femke
Escherich, Gabriele
de Haas, Valerie
de Groot-Kruseman, Hester A.
Pieters, Rob
den Boer, Monique L.
Article History
Received: 11 July 2017
Accepted: 29 November 2017
First Online: 12 January 2018
Competing Interests
: The authors declare that they have no competing interests.