#ACR21 Ignaki Sanz makes the case that +++ AUTOANTIBODIES are integrally involved in #COVID19 immunopathogeneisis and may rise and fall w disease states- TBD what role they play in acute disease and #LongCovid @CCalabreseDO @VirusesImmunity @CleClinicMD #COVID19AB https://t.co/9dzCSh5V7R