[1] Ruhr Univ Bochum, Klin Kinder & Jugendpsychol, Fak Psychol, D-44789 Bochum, Germany
[2] Univ Basel, Inst Psychol, CH-4003 Basel, Switzerland
[3] Salzburg Univ, Dept Clin Psychol Psychotherapy & Hlth Psychol, A-5020 Salzburg, Austria
[4] Stanford Univ, Sch Med, Dept Psychiat & Behav Sci, Palo Alto, CA 94304 USA
[5] Vet Affairs Hlth Care Syst, Palo Alto, CA USA