Brief ReportsTHE INFLUENCE ON TREATMENT GAIN OF COMORBID AVOIDANT PERSONALITY DISORDER IN PATIENTS WITH SOCIAL PHOBIAOosterbaan, Desiree B. M.D., Ph.D.1; van Balkom, Anton J. L. M. M.D., Ph.D.1; Spinhoven, Philip Ph.D.2; de Meij, Tim G. J. M.D.1; van Dyck, Richard M.D., Ph.D.1Author Information 1 Department of Psychiatry and Institute for Research in Extramural Medicine, Vrije Universiteit, Valeriusplein 9, 1075 BG, Amsterdam, The Netherlands. Send reprint requests to Dr. van Balkom. 2 Department of Psychiatry and Division of Clinical and Health Psychology, Leiden University, Leiden, The Netherlands. The Journal of Nervous and Mental Disease: January 2002 - Volume 190 - Issue 1 - p 41-43 Buy © 2002 Lippincott Williams & Wilkins, Inc.