 Most patients will have been referred by their primary care providers PCP for an expedited assessment and all will have met inclusion criteria. If the patient is appropriate for inclusion into the cohort, the study will be explained to the patient by the rheumatologist or designate. If heshe is interested, the information sheet and consent form will be reviewed with the study nurse or coordinator and consent will be obtained. As this is a study of usual care, study data is the information collected during regular clinic visits. Therefore, the patient will be consenting to have the data from their regular assessments entered into the study database. A schedule of regular visits has been identified in advance in keeping with best clinical practice and management of ERA. 