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Cleanthous, S., Isenberg, D. A., Newman, S. P. and Cano, S. J. (2016). Patient Uncertainty Questionnaire-Rheumatology (PUQ-R): development and validation of a new patient-reported outcome instrument for systemic lupus erythematosus (SLE) and rheumatoid arthritis (RA) in a mixed methods study. Health and Quality of Life Outcomes, 14, .33. doi: 10.1186/s12955-016-0432-8