PT - JOURNAL ARTICLE AU - Ennio Giulio Favalli AU - Francesca Ingegnoli AU - Rolando Cimaz AU - Roberto Caporali TI - What is the true incidence of COVID-19 in patients with rheumatic diseases? AID - 10.1136/annrheumdis-2020-217615 DP - 2021 Feb 01 TA - Annals of the Rheumatic Diseases PG - e18--e18 VI - 80 IP - 2 4099 - http://ard.bmj.com/content/80/2/e18.short 4100 - http://ard.bmj.com/content/80/2/e18.full SO - Ann Rheum Dis2021 Feb 01; 80