Complex AtaxiaNeurol 95:136-141, Abkur, T.,et al, 2020
Slurred Speech and SpirochaetesLancet 373:978, Thukral,A.,et al, 2009
Vertigo and DizzinessIn Diseases of the Nervous System, Asbury, A. K. , et al, W B Saunders, p. 561, Brandt,T., 1986