... Martin Bergman, Taylor Hospital, Ridley Park, PA; Argentina: Sergio Toloza, Santiago Aguero, Sergio Orellana Bar-rera, and Soledad Retamozo, Hospital San Juan Bautista, Catamarca, and Paula ... Lourida ES, Georgiadis AN, Papavasiliou EC, Papathanasiou AI,Drosos AA, Tselepis AD: Patients with early rheumatoid arthri-tis exhibit elevated autoantibody titers against mildly oxidizedArthritis ... Germany to 90% in Argentina. Extra-articular disease was present in 24%of patients, ranging from less than 15% in Italy and the Neth-erlands to 34% in Denmark (Table 1).Table 1Patient characteristics...