1. Epidemiology, Genetics and Atherosclerosis Research Group on Systemic Inflammatory Diseases; Rheumatology Division; Hospital Universitario Marqués de Valdecilla; University of Cantabria; Santander Spain
2. Dermatology Division; IDIVAL; Hospital Universitario Marqués de Valdecilla; University of Cantabria; Santander Spain
3. Department of Epidemiology and Computational Biology; School of Medicine; IDIVAL; University of Cantabria and CIBER Epidemiología y Salud Pública (CIBERESP); Hospital Universitario Marqués de Valdecilla; University of Cantabria; Santander Spain
4. Pathology Division; Hospital Universitario Marqués de Valdecilla; University of Cantabria; Santander Spain
5. Department of Internal Medicine; IDIVAL; Hospital Universitario Marqués de Valdecilla; University of Cantabria; Santander Spain