Homozygosity for CAG mutation in Huntington
disease is associated with a more severe clinical course
Turner, David Richard; Almqvist, Elisabeth W; Bachoud-Levi, Anne-Catherine; Di Donato, Stefano; Cislaghi, Giuliana; Gellera, Cinzia; Canella, Milena; Delatycki, Martin; Hayden, Michael R; Maglione, Vittorio; Mariotti, Caterina; Simpson, Sheila A; Rubinsztein, David; Squitieri, Ferdinando (2003)