USAGE INTENSITY OF A RELAPSE PREVENTION PROGRAM AND ITS RELATION TO SYMPTOM SEVERITY IN REMITTED PATIENTS WITH ANXIETY AND DEPRESSION: PRE-POST STUDY SUBMITTED FOR PUBLICATION
Esther Krijnen-de Bruin, Anna D.T. Muntingh, Evelien M. Bourguignon, Adriaan W. Hoogendoorn, Otto R. Maarsingh, Anton J.L.M. van Balkom, Neeltje M. Batelaan, Annemieke van Straten, Berno van Meijel