1. Department of Preventive Medicine University of Santiago de Compostela Santiago de Compostela Spain
2. Centro de Investigación Biomédica en Red de Epidemiología y Salud Pública (CIBER‐ESP) Madrid Spain
3. Health Research Institute of Santiago de Compostela (IDIS) Santiago de Compostela Spain
4. Praza de Ferrol Health CenterGalician Health Service Lugo Spain
5. Department of Surgery and Medical‐Surgical Specialties School of Medicine and Dentistry University of Santiago de Compostela Santiago de Compostela Spain
6. Rheumatology Department General University Hospital Ciudad Real Spain