Time-dependent activation of parieto-frontal networks for directing attention to tactile space. A study with paired transcranial magnetic stimulation pulses in right-braindamaged patients with extinction. - Oliveri,M.; Rossini,P.M.; Filippi,M.M.; Traversa,R.; Cicinelli,P.; Palmieri,M.G.; Pasqualetti,P.; Caltagirone,C. (Brain, 2000)