|1||Active, not recruiting||
RISCA : Prospective Study of Individuals at Risk for SCA1, SCA2, SCA3, SCA6, SCA7
Natural History of Spinocerebellar Ataxia Type 7 (SCA7)
Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford
Trial in Adult Subjects With Spinocerebellar Ataxia
† Study has passed its completion date and status has not been verified in more than two years.