a1 University of Groningen, University Medical Center Groningen, University Center for Psychiatry, Groningen, The Netherlands
a2 Jenner Consultants, Haren, The Netherlands
(Received September 28 2011)
(Revised January 21 2012)
(Accepted January 29 2012)
(Online publication March 13 2012)
Key words
Correspondence:
c1 Address for correspondence: Agna Bartels, PhD, University Medical Center Groningen, University Center for Psychiatry, PO Box 30.001 (CC72), 9700 RB Groningen, The Netherlands. (Email: a.a.bartels@umcg.nl)