SAT0479 Increased Serum Light Levels Correlate with Disease Progression and Severity of Interstitial Pneumonia in Patients with Dermatomyositis - Kotani, T.; Takeuchi, T.; Ishida, T.; Masutani, R.; Isoda, K.; Hata, K.; Makino, S.; Hanafusa, T. (Annals of the rheumatic diseases, 2015)