%0 Journal Article %T Factors for Lower Walking Speed in Persons with Multiple Sclerosis %A Leandro Alberto Calazans Nogueira %A Luciano Teixeira dos Santos %A Pollyane Galinari Sabino %A Regina Maria Papais Alvarenga %J Multiple Sclerosis International %D 2013 %I Hindawi Publishing Corporation %R 10.1155/2013/875648 %U http://dx.doi.org/10.1155/2013/875648