HFE p.C282Y heterozygosity is associated with earlier disease onset in Friedreich ataxia.
Delatycki MB, Tai G, Corben L, Yiu EM, Evans-Galea MV, Stephenson SE, Gurrin L, Allen KJ, Lynch D, Lockhart PJ. HFE p.C282Y heterozygosity is associated with earlier disease onset in Friedreich ataxia. Mov Disord. 2014 Jun; 29(7):940-3.