Muller, S., Masson, W., Hider, S. L., Helliwell, T., Lawton, S., Prior, J., Zwierska, I., Barraclough, K., Dasgupta, B., & Mallen, C. D. 038 How Common are Giant Cell Arteritis Symptoms in Patients with Polymyalgia Rheumatica? Results from an Incident Primary Care Cohort