1. Department of Paediatrics, School of Medicine, University of Granada, Avda. Investigación 11, 18016 Granada, Spain
2. EURISTIKOS Excellence Centre for Paediatric Research, Biomedical Research Centre, University of Granada, Avda del Conocimiento 19, 18016 Granada, Spain
3. Instituto de Investigación Biosanitaria de Granada (ibs-GRANADA), Health Sciences Technological Park, Avda. de Madrid 15, 18012 Granada, Spain
4. Maimonides Institute for Research in Biomedicine of Córdoba (IMIBIC), Av. Menéndez Pidal, s/n, 14004 Córdoba, Spain
5. Centre for Rheumatology Research, Division of Medicine, University College London, Gower Street, London WC1E 6BT, UK
6. Spanish Network of Biomedical Research in Epidemiology and Public Health (CIBERESP), Granada’s Node, Carlos III Health Institute, Avda. Monforte de Lemos 5, 28028 Madrid, Spain