Racial disparities & Co-morbidities in PsA findings. Amongst important others, increased biologic use in Caucasians w/ PsA vs DMARDs in black PsA pts. View Abs 1780 for other relevant findings. #ACR21 #RheumNow #ACRbest @RheumNow https://t.co/0uKsa8i0bG https://t.co/R9YkxYqXws