COVID‐19 provoking Guillain–Barré syndrome: The Bergamo case series. (14th October 2020) - Foresti, Camillo; Servalli, Maria Cristina; Frigeni, Barbara; Rifino, Nicola; Storti, Benedetta; Gritti, Paolo; Fabretti, Fabrizio; Grazioli, Lorenzo; Sessa, Maria