Preliminary validation of the short physical performance battery in older adults with multiple sclerosis: secondary data analysis. Motl RW, Learmonth YC, Wójcicki TR, Fanning J, Hubbard EA, Kinnett-Hopkins D, Roberts SA, McAuley E BMC Geriatr. 2015; 15:157. Epub 2015 Dec 03. PMID: 26630923. Abstract CommentRecommendBookmarkWatch