O08 Symptoms in first degree relatives of patients with rheumatoid arthritis: evaluation of data from the symptoms in persons at risk of rheumatoid arthritis questionnaire. (12th April 2019) - Costello, Ruth E; Haris, Mohammad; Humphreys, Jenny H; Sergeant, Jamie C; Stirling, Fiona; Raza, Karim; van Schaardenburg, Dirkjan; Bruce, Ian N