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González-Gay, M.A., Alonso, M.D., Martínez-Vázquez, F. et al. Sex disparities in systemic lupus erythematosus in Northwestern Spain are not due to ethnic diversity. Rheumatol Int 35, 939–940 (2015). https://doi.org/10.1007/s00296-014-3124-x
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DOI: https://doi.org/10.1007/s00296-014-3124-x