de Groot, Karina I. PhD; Boeke, Saskia PhD; Passchier, Jan PhD
From the Department of Medical Psychology and Psychotherapy, Erasmus University Rotterdam, The Netherlands.
Address correspondence to: Karina I. de Groot, Department of Medical Psychology and Psychotherapy, Erasmus University Rotterdam, P.O. Box 1738, 3000 DR Rotterdam, The Netherlands.
Received April 7, 1998; initial review completed April 30, 1998; final acceptance June 22, 1998.