1 Department of Rheumatology, Hospital de la Princesa, IIS-Princesa.
2 Department of Medicine, Cátedra UAM-Roche, EPID-Future, Universidad Autónoma de Madrid (UAM), Madrid.
3 Division of Rheumatology and Epidemiology, Genetics and Atherosclerosis Research Group on Systemic Inflammatory Diseases, Hospital Universitario Marqués de Valdecilla, IDIVAL.
4 Department of Medicine, University of Cantabria, Santander, Spain.
5 Cardiovascular Pathophysiology and Genomics Research Unit, School of Physiology, Faculty of Health Sciences, University of Witwatersrand, Johannesburg, South Africa.