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van der Linden, Sjef M; Khan, Muhammad Asim; Li, Zhixiu; Baumberger, Heinz; Zandwijk, Hermine van; Khan, Kazim; Villiger, Peter M; Brown, Matthew A (2022). Factors predicting axial spondyloarthritis among first-degree relatives of probands with ankylosing spondylitis: a family study spanning 35 years. Annals of the rheumatic diseases, 81(6), pp. 831-837. BMJ Publishing Group 10.1136/annrheumdis-2021-222083
