PT - JOURNAL ARTICLE AU - James T. Rosenbaum AU - Hedley Hamilton AU - Michael H. Weisman AU - John D. Reveille AU - Kevin L. Winthrop AU - Dongseok Choi TI - The Effect of HLA-B27 on Susceptibility and Severity of COVID-19 AID - 10.3899/jrheum.200939 DP - 2021 Apr 01 TA - The Journal of Rheumatology PG - 621--622 VI - 48 IP - 4 4099 - http://www.jrheum.org/content/48/4/621.short 4100 - http://www.jrheum.org/content/48/4/621.full SO - J Rheumatol2021 Apr 01; 48