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BACKGROUND Analysis of myeloid-related protein 8 and 14 complex (MRP8/14) serum concentrations is a potential new tool to support the diagnosis of systemic-onset juvenile idiopathic arthritis (SJIA)(More)
OBJECTIVE To evaluate the effectiveness and safety of biological agents in children with enthesitis-related arthritis (ERA). METHODS All patients with ERA in whom a biological agent was initiated(More)
OBJECTIVE To evaluate the effectiveness and safety of switching to a second or third biological agent in juvenile idiopathic arthritis (JIA) after etanercept failure. METHODS The Arthritis and(More)
BACKGROUND Treatment of juvenile idiopathic arthritis (JIA) has changed dramatically since the introduction of biological agents in 1999. OBJECTIVE To evaluate trends in prescription patterns of(More)