[BMJ Publishing Group Ltd and European League Against Rheumatism Annual European Congress of Rheumatology, EULAR 2019, Madrid, 12–15 June 2019 - ()] HPR Patients perspectives, functioning and health (descriptive: qualitative or quantitative) - AB1402-HPR CHILDRENS COMFORT COUNTS – CHILDREN WITH JUVENILE IDIOPATHIC ARTHRITISEXPERIENCE OF USING ENTONOX AS AN ANALGESIC AGENT FOR INTRA-ARTICULAR JOINT INJECTIONS