title: Psoriatic Arthritis.
authors.affiliation: Allergy Immunology and Rheumatology Division, University of Rochester Medical Center, 601 Elmwood Avenue, Box 695, Rochester, NY 14621, USA. Electronic address: Christopher_ritchlin@urmc.rochester.edu.
authors.forename: Christopher T
authors.initials: CT
authors.lastname: Ritchlin
mesh_terms: D015535:Arthritis, Psoriatic / Q000175:diagnosis / Q000209:etiology / Q000628:therapy; D002986:Clinical Trials as Topic / Q000379:methods*; D006801:Humans; D018579:Patient Selection