Does ACPA-negative RA consist of subgroups related to sustained DMARD-free remission and serological markers at disease presentation? Comment on article by Boeters DM et al.

Masi, A. T., & Fleischmann, R. (2020, January 31). Does ACPA-negative RA consist of subgroups related to sustained DMARD-free remission and serological markers at disease presentation? Comment on article by Boeters DM et al. Arthritis Research and Therapy. BioMed Central Ltd. https://doi.org/10.1186/s13075-020-2106-5