Long-term efficacy and safety of adalimumab in 4-12 year old patients with juvenile idiopathic arthritis by Wouters C, McIlraith MJ, Ilowite N, Chalom E, Jones OY, Koné-Paut I, Higgins G, Gamir M, Reiff A, Lovell DJ, Ruperto N, Liu S, Kupper H, Giannini EH, Martini A