Spengos, K Sameli, S Stouraitis, G Kolias, A Koulouri, O and Kokkinos, Z Makrylou, I Tsivgoulis, A Tsivgoulis, G and Vassilopoulos, D, Seasonal variation of Bell's palsy in Athens, Greece - A hospital-based retrospective evaluation over fifteen years, European Neurological Review, (55), 84-88, 2006, Karger,