Kuo, C., Grainge, M. J., Valdes, A. M., See, L., Luo, S., Yu, K., …Doherty, M. (2015). Familial risk of Sjögren's syndrome and co-aggregation of autoimmune diseases in affected families: a nationwide population study. Arthritis and Rheumatology, 67(7), 1904-1912. https://doi.org/10.1002/art.39127