Bet, P M
Verbeek, E C
Milaneschi, Y
Straver, D B M
Uithuisje, T
Bevova, M R
Hugtenburg, J G
Heutink, P
Penninx, B W J H
Hoogendijk, W J G
Article History
Received: 22 June 2014
Revised: 23 March 2015
Accepted: 7 April 2015
First Online: 19 May 2015
Competing interests
: The authors declare no conflict of interest.