Fig. 1 Temporal and spatial distribution of reported cases with COVID-19-associated Guillain–Barré syndrome in literature from 1st January until 20th July 2020. The x-axis shows the number of described patients. The y-axis illustrates the countries of provenience of the cases. In each line, different colours represent the months of April, May, June, and July (* until 20th July) 2020, in which the cases were published. Abbreviations: UK, United Kingdom, USA, United States of America