Updates are available Correction dated 2017-03-07
Click to view Correction: https://doi.org/10.1186/s13063-017-1848-0
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Authors
Busard, C. I.
Menting, S. P.
van Bezooijen, J. S.
van den Reek, J. M.
Hutten, B. A.
Prens, E. P.
de Jong, E. M.
van Doorn, M. B.
Spuls, P. I.
