From flu shots and face masks to vaccines and searching for the immunological endotype, here are six things rheumatologists need to know about COVID-19.

Infection in the setting of autoimmune rheumatic disease (ARD) has been the subject of increasing research and clinical interest for decades. Despite the huge burden of infection in patients with ARDs, this area of research has really been catapulted to the centre-stage of research agendas and coverage at congresses, including ACR 2020, with the arrival of the coronavirus disease 2019 (COVID-19) pandemic.