title: International symposium on psoriatic arthritis.
authors.affiliation: University of Toronto, Canada.
authors.forename: D D
authors.initials: DD
authors.lastname: Gladman
authors.forename: L R
authors.initials: LR
authors.lastname: Espinoza
mesh_terms: D015535:Arthritis, Psoriatic / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology / Q000235:genetics; D006801:Humans