Minimal prevalence of Huntington’s disease in the South of Brazil and instability of the expanded CAG tract during intergenerational transmissions

by Raphael Machado de Castilhos, José Augusto dos Santos, Marina Coutinho Augustin, José Luiz Pedroso, Orlando Barsottini, Roberta Saba, Henrique Ballalai Ferraz, Clécio Godeiro Junior, Fernando Regla Vargas, Diego Zanotti Salarini, Gabriel Vasata Furtado, Marcia Polese-Bonatto, Luiza Paulsen Rodrigues, Lucas Schenatto Sena, Maria Luiza Saraiva-Pereira, Laura Bannach Jardim