Differences in PROs found in CORRONA(now CorEvitas) PsA/SpA registry Ax-PsA and AxSpA patients. Can we better use PROs for disease characterization/differentiation? Abstract #OP0049 #EULAR2021 @RheumNow https://t.co/uHW2FQe0A5 https://t.co/HuPPUTAC9Z