Dinmohamed, A G
Visser, O
van Norden, Y
Blijlevens, N M A
Cornelissen, J J
Huls, G A
Huijgens, P C
Sonneveld, P
van de Loosdrecht, A A
Ossenkoppele, G J
Löwenberg, B
Jongen-Lavrencic, M
Article History
Received: 13 May 2015
Revised: 29 June 2015
Accepted: 8 July 2015
First Online: 17 July 2015
Competing interests
: The authors declare no conflict of interest.