Versloot, Juditha,b,*; Veerkamp, Jaap S.J.b; Hoogstraten, Johanb,c
aUniversity of British Columbia, Department of Psychology, 2136 West Mall, Vancouver, BC, Canada V6T 1Z4
bAcademic Centre for Dentistry Amsterdam (ACTA), Universiteit van Amsterdam and Vrije Universiteit, The Netherlands
cUniversity of Amsterdam, Department of Psychological Methods, The Netherlands
*Corresponding author. Tel.: +1 604 822 5280; fax: +1 604 822 6923.
E-mail: [email protected]
Submitted October 5, 2006; received in revised form September 5, 2007; accepted September 24, 2007.