Affiliation: | (1) Department of Neurology, University of Bonn, Sigmund-Freud-Strasse 25, 53105 Bonn, Germany;(2) Muscle Cell Biology Group, MRC Clinical Science Centre, Imperial College School of Medicine, Hammersmith Hospital, Du Cane Road, London, W12 0NN, United Kingdom;(3) Department of Physiology, Neurophysiology, University of Bonn, Wilhelmstrasse 31, 53111 Bonn, Germany |