Maintenance work on the ZORA database servers is scheduled for Thursday 25th July 2019 from 19:00-20:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Guillevin, Loïc; Hunsche, Elke; Denton, Christopher P; Krieg, Thomas; Schwierin, Barbara; Rosenberg, Daniel; Matucci-Cerinic, Marco (2014). Functional impairment of systemic scleroderma patients with digital ulcerations: results from the DUO Registry. Clinical and Experimental Rheumatology, 31(2 Suppl 76):71-80.
Denton, Christopher P; Krieg, Thomas; Guillevin, Loic; Schwierin, Barbara; Rosenberg, Daniel; Silkey, Mariabeth; Zultak, Maurice; Matucci-Cerinic, Marco (2012). Demographic, clinical and antibody characteristics of patients with digital ulcers in systemic sclerosis: data from the DUO Registry. Annals of the Rheumatic Diseases, 71(5):718-721.