%0 Journal Article %T Characterization of active joint count trajectories in juvenile idiopathic arthritis %A Berard Roberta A %A Tomlinson George %A Li Xiuying %A Oen Kiem G %J Pediatric Rheumatology %D 2012 %I BioMed Central %R 10.1186/1546-0096-10-s1-a44 %U http://www.ped-rheum.com/content/10/S1/A44