1. Rheumatology Division, IIS-Fundación Jiménez Díaz, Madrid, Spain
2. Department of Medicine, University of Cantabria, Santander, Spain
3. Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of the Witwatersrand, Johannesburg, South Africa
4. Rheumatology Division, Hospital de La Princesa, IIS-Princesa, Universidad Autónoma de Madrid (UAM), Madrid, Spain
5. Catedra UAM-Roche, EPID-Future, Department of Medicine, Universidad Autónoma de Madrid (UAM), Madrid, Spain