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Ning Q, Fan T, Ren H, Ye H, Wang W. Differentiating active from Inactive Sacroiliitis in ankylosing spondylitis by combination of DWI and Magnetization Transfer Imaging. Pak J Med Sci [Internet]. 2023Feb.15 [cited 2024Apr.19];39(2). Available from: https://pjms.org.pk/index.php/pjms/article/view/6094