1 Univ. Bordeaux, Bordeaux Population Health Research Center,Inserm U1219, Bordeaux, France.
2 MSA French Reference Center, Univ. Hospital Toulouse, Toulouse, France.
3 Univ. Toulouse, CIC-1436, Departments of Clinical Pharmacology and Neurosciences, NeuroToul COEN Center, NS-Park/FCRIN Network, Toulouse University Hospital,InsermU1048/1214, Toulouse, France.
4 Inserm,CIC1401-EC, Bordeaux, France.
5 ToNIC, Toulouse NeuroImaging Center, Univ Toulouse, Inserm, UPS, Toulouse, France.
6 CHU Bordeaux, Service de Neurologie des Maladies Neurodégénératives, IMNc,CRMRAMS, NS-Park/FCRIN Network, Bordeaux, France.
7 Univ. Bordeaux, CNRS, IMN, Bordeaux, France.
8 Department Medicine, University of Otago, Christchurch, and New Zealand Brain Research Institute, Christchurch, New Zealand.