Maintenance work on the ZORA databases is scheduled for Wednesday 22 May 2019 from 20:00-22:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Saketkoo, L A; Matteson, E L; Brown, K K; Seibold, J R; Strand, V (2011). Developing disease activity and response criteria in connective tissue disease-related interstitial lung disease. Journal of Rheumatology, 38(7):1514-1518.