COVID‐19 in multiple sclerosis patients: susceptibility, severity risk factors and serological response

Background and purpose Information regarding multiple sclerosis (MS) patients with the 2019 novel coronavirus disease (COVID‐19) is scarce. The study objective was to describe the incidence and characteristics of MS patients with COVID‐19, to identify susceptibility and severity risk factors and to assess the proportion of positive severe acute respiratory syndrome coronavirus 2 (SARS‐CoV‐2) serologies according to disease‐modifying treatments....