| Authors: |
Koster MJ; Department of Internal Medicine, Division of Rheumatology, Mayo Clinic Alix School of Medicine, Rochester, MN, USA. Electronic address: koster.matthew@mayo.edu., Yeruva K; Department of Internal Medicine, Division of Rheumatology, Mayo Clinic Alix School of Medicine, Rochester, MN, USA., Crowson CS; Department of Internal Medicine, Division of Rheumatology, Mayo Clinic Alix School of Medicine, Rochester, MN, USA; Department of Health Sciences Research, Division of Biomedical Statistics and Informatics, Mayo Clinic Alix School of Medicine, Rochester, MN, USA., Muratore F; Unit of Rheumatology, Azienda Unità Sanitaria Locale-IRCCS, Reggio Emilia, Italy., Labarca C; Department of Internal Medicine, Universidad del Desarrollo, Clinica Alemana de Santiago, Santiago, Chile., Warrington KJ; Department of Internal Medicine, Division of Rheumatology, Mayo Clinic Alix School of Medicine, Rochester, MN, USA. |