Construct validity and intrasession intra-rater reliability of the stair and step tests in individuals with multiple sclerosis. Yalçın M, Özden F, Özkan K, Uysal İ, Yücekaya B, Özkeskin M, Lakşe E, Sarı Z Physiother Theory Pract. 2026 Oct 23:1-10. PMID: 42912572. Abstract CommentRecommendBookmarkWatch