[1] Univ Bremen, Dept Psychol Clin Psychol & Psychotherapy, Grazer Str 2, D-28359 Bremen, Germany
[2] Tech Univ Carolo Wilhelmina Braunschweig, Inst Clin Psychol Psychotherapy & Assessment, Dept Psychol, Outpatient Clin, Humboldtstr 33, D-38106 Braunschweig, Germany
[3] Bielefeld Univ, Dept Psychol Clin Psychol & Psychotherapy, Outpatient Clin, Morgenbreede 2-4, D-33615 Bielefeld, Germany