[1] Univ Hosp Bern, Inselspital, Dept Neurol, Div Cognit & Restorat Neurol, Bern, Switzerland
[2] Univ Hosp Bern, Inselspital, Dept Neurol, Percept & Eye Movement Lab, Bern, Switzerland
[3] Spitalzentrum, Logopadie, Biel, Switzerland
[4] Univ Bern, Inselspital, Dept Neurol & Clin Res, Percept & Eye Movement Lab, Bern, Switzerland
[5] Luzerner Kantosspital, Ctr Neurol & Neurorehabil, Dept Internal Med, Luzern, Switzerland