The effect of a single botulinum toxin treatment on somatosensory processing in idiopathic isolated cervical dystonia: an observational study. - De Pauw, Joke; Cras, Patrick; Truijen, Steven; Mercelis, Rudy; Michiels, Sarah; Saeys, Wim; Vereeck, Luc; Hallemans, Ann; De Hertogh, Willem (Journal of Neurology, 2018)