The Four-Dimensional Symptom Questionnaire (4DSQ): a validation study of a multidimensional self-report questionnaire to assess distress, depression, anxiety and somatization

by van Balkom Anton JLM, van Boeijen Christine A, Hermens Marleen LM, Penninx Brenda WJH, de Vet Henrica CW, Adèr Herman J, van Marwijk Harm WJ, Terluin Berend, van der Klink Jac JL, Stalman Wim AB
Published 2006-08-01