#ACR23 Abstr#0509 Is sero-ve #Sjogren sero-ve? A study showed promising diagnostic model comprises clinical & novel autoantibodies (DTD2) using whole peptidome array (AUC:74%) to avoid need for lips biopsy in ANA-ve. Need further validation & wider access to this test @RheumNow https://t.co/FmE8AJdMVe