1. Department of Neurology (Nerve-Muscle Unit), CHU Bordeaux (Pellegrin Hospital), Bordeaux, France
2. National Reference Center ‘maladies neuromusculaires du grand sud-ouest’, CHU Bordeaux (Pellegrin Hospital), University of Bordeaux, Bordeaux, France
3. Department of Neurology, University hospital, Limoges, France
4. National Reference Center for ‘rare peripheral neuropathies’, University Hospital, Limoges, France
5. Department of Pathology, University Hospital, Limoges, France