Evaluation of multiple sclerosis disability outcome measures using pooled clinical trial data

Goldman MD, LaRocca NG, Rudick RA, Hudson LD, Chin PS, Francis GS, Jacobs A, Kapoor R, Matthews PM, Mowry EM, Balcer LJ, Panzara M, Phillips G, Uitdehaag BMJ, Cohen JA; Multiple Sclerosis Outcome Assessments Consortium.