P34 Biosimilar use in children and young people with juvenile idiopathic arthritis in a real-world setting in the United Kingdom. (8th October 2018) - Decock, Diederik; Davies, Rebecca; Kearsley-Fleet, Lianne; Baildam, Eileen; Beresford, Michael; Foster, Helen; Southwood, Taunton; Thomson, Wendy; Hyrich, Kimme