The BILAG-2004 index is sensitive to change for assessment of SLE disease activity

C. S Yee, V Farewell, D. A Isenberg, B Griffiths, L. S Teh, I. N Bruce, Y Ahmad, A Rahman, A Prabu, M Akil, N McHugh, C Edwards, D D`Cruz, M. A Khamashta, P Maddison and C. Gordon

Rheumatology 48 ( 6 ): 691 - 695 , 2009