Zouvelou Vasiliki, Rentzos Michael, Toulas Panagiotis, Evdokimidis Ioannis
Department of Neurology, Eginition Hospital, University of Athens, Athens, Greece.
Neuromuscul Disord. 2012 Mar;22(3):289-90. doi: 10.1016/j.nmd.2011.10.006. Epub 2011 Nov 25.