Mutations in TITF1 are not relevant to sporadic and familial chorea of unknown cause.
Bauer P, Kreuz FR, B?rk K, Saft C, Andrich J, Heilemann H, Riess O, Sch?ls L. Mutations in TITF1 are not relevant to sporadic and familial chorea of unknown cause. Mov Disord. 2006 Oct; 21(10):1734-7.