Vision related quality of life in multiple sclerosis: correlation with new measures of low and high contrast letter acuity
E M Mowry, M J Loguidice, A B Daniels, D A Jacobs, C E Markowitz, S L Galetta, M L Nano-Schiavi, G R Cutter, M G Maguire, L J Balcer
Journal of Neurology, Neurosurgery & Psychiatry Jul 2009, 80 (7) 767-772; DOI: 10.1136/jnnp.2008.165449