1. Department of Epidemiology, Lazio Regional Health Service, Rome, Italy
2. Humanitas Clinical and Research Center, Milan, Italy
3. Department of Experimental and Health Sciences, Universitat Pompeu Fabra, Barcelona, Spain
4. Centre for Research in Environmental Epidemiology, Barcelona, Spain
5. Hellenic Centre for Disease Control and Prevention, Athens, Greece
6. Clinical Epidemiology Unit, IRCCS Galeazzi Orthopedic Institute, Milan, Italy
7. Department of Biomedical Sciences for Health, University of Milan, Milan, Italy
8. Postgraduate School of Public Health, University of Milan, Milan, Italy
9. Methodology of Systematic Reviews and Guidelines Development Unit, Department of Oncology, IRCCS Mario Negri Institute for Pharmacological Research, Milan, Italy
10. Medical Department, Pfizer, Rome, Italy
11. Immunoallergology Unit, Department of Biomedicine, Azienda Ospedaliero-Universitaria Careggi, Florence, Italy
12. Department of Pediatric Hematology, Oncology and Transplant Unit, IRCCS Ospedale Pediatrico Bambino Gesù, Rome, Italy
13. Hypertension Unit, Division of Cardiology, Department of Clinical and Molecular Medicine, Faculty of Medicine and Psychology, University of Rome Sapienza, Sant’Andrea Hospital, Rome, Italy
14. IRCCS Neuromed, Pozzilli, Rome, Italy
15. Rheumatology Research Unit, Department of Clinical Medicine and Surgery, University of Naples Federico II, Naples, Italy
16. Translational Research Unit, Department of Epidemiology and Preclinical Research, National Institute for Infectious Diseases, Rome, Italy
17. Division of Rheumatology, Misericordia e Dolce Hospital, Prato, Italy