Aziz, N. Ahmad [P:(DE-2719)2812578] ; Claassen, Daniel [0000-0002-9853-4902] ; Petersén, Åsa [0000-0001-5488-1200] ; Weydt, Patrick [P:(DE-2719)9001116] ; Network, European Huntington's Disease [P:(DE-HGF)0] ; Group, Huntington Study [P:(DE-HGF)0]