title: A longitudinal perspective on personality disorder symptomatology.
abstract: This ongoing column is dedicated to the challenging clinical interface between psychiatry and primary care-two fields that are inexorably linked. In this edition of The Interface, we discuss the symptom fluctuation observed in personality disorder symtomatology.
authors.affiliation: Dr. R. Sansone is a professor in the Departments of Psychiatry and Internal Medicine at Wright State University School of Medicine in Dayton, Ohio, and Director of Psychiatry Education at Kettering Medical Center in Kettering, Ohio.
authors.forename: Randy A
authors.initials: RA
authors.lastname: Sansone
authors.forename: Lori A
authors.initials: LA
authors.lastname: Sansone