. Beaufour, . Ipsen, N. Lundbeck, L. Has, . For-beaufour et al., Andrieu has received grants from Servier and Chiesi; has performed lectures for Beaufour Novartis and Chiesi; and has received fees for participation in review activities for Cure Huntington's Disease foundation. Prof. Vellas has received grants from BMS, and Wyeth, and is board member of Eisai and Astra. All other authors declare that they have no conflict of interest

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