title: Temporomandibular disorder (TMD) pain-related disability found related to depression, nonspecific physical symptoms, and pain duration at 3 international sites.
authors.affiliation: Department of Psychiatry and Behavioral Sciences, School of Medicine, Department of Oral Medicine, School of Dentistry, University of Washington, Seattle, WA 98199, USA. dworkin@u.washington.edu
authors.forename: Samuel F
authors.initials: SF
authors.lastname: Dworkin