1 Neurology Unit, Department of Neuroscience and Movement Science, Faculty of Science and Medicine, University of Fribourg, Fribourg, Switzerland.
2 Laboratoire de Plasticité Cérébrale Communication et Vieillissement-Centre de Recherche de l'Institut Universitaire de Gériatrie de Montréal (CRIUGM) and École d'Orthophonie et d'Audiologie, Faculté de Médecine, Université de Montréal, Montreal, QC, Canada.
3 Aphasia Research Laboratory, Department of Speech, Language and Hearing Sciences, Boston University College of Health and Rehabilitation Sciences: Sargent College, Boston, MA, United States.
4 Department of Humanities Studies, University of Naples Federico II, Naples, Italy.