Correlation of GAITRite Walkway System and Biodex Balance System Measures to the FARS Score in Friedreich's Ataxia Patients: A Validation Study. Theresa Zesiewicz, Seok Kim, Clifton Gooch, Jennifer Farmer, Yangxin Huang, Jason Salemi, Israt Jahan, Kelly Sullivan, Lynn Wecker, and Jeannie Stephenson; Neurology April 6, 2015 84:14 Supplement P2.123; 1526-632X