Kwakman, R
de Cuba, E M V
de Winter, J P
de Hingh, I H J T
Delis-van Diemen, P M
Tijssen, M
Rooimans, M A
Krijgsman, O
Carvalho, B
Peters, G J
Bonjer, H J
Meijer, G A
te Velde, E A
Article History
Revised: 11 November 2014
Accepted: 7 January 2015
First Online: 10 February 2015
Competing interests
: The authors declare no conflict of interest.