Measurement properties of the Arm Function in Multiple Sclerosis Questionnaire (AMSQ): a study based on Classical Test Theory. van Leeuwen LM, Mokkink LB, Kamm CP, de Groot V, van den Berg P, Ostelo RWJG, Uitdehaag B M Disabil Rehabil. 2016 Sep 24:1-8. PMID: 27665841. Abstract CommentRecommendBookmarkWatch