Contralateral hemisphere delta EEG in acute stroke precedes worsening of symptoms and death

Fuglsang-Frederiksen A. Diagnostic criteria for amyotrophic lateral sclerosis. Clin Neurophysiol 2008;119:495–6 . Kleine BU, Schelhaas HJ, Stegeman DF, Zwarts MJ. A prospective, blind study of the triple stimulation technique in the diagnosis of ALS. In: Proceedings of IXth quantitative EMG conference, 3–6 June 2007, Ljubljana, Slovenia, p. 163. Kleine BU, Stegeman DF, Schelhaas HJ, Zwarts MJ. Firing pattern of fasciculations in amyotrophic lateral sclerosis: evidence for axonal and neuronal origin. Neurology 2008;70:353–9. Knottnerus JA, van Weel C, Muris JWM. Evidence base of clinical diagnosis. Evaluation of diagnostic procedures. BMJ 2002;324: 477–80.