1. Molecular Genetics Laboratory UILDM, Santa Lucia Foundation, Rome, Italy
2. Department of Chemical Pharmaceutical and Biomolecular Technologies, Catholic University “Our Lady of Good Counsel” Laprakë, Rruga Dritan Hoxha, Tirana, Albania
3. Department of Biomedicine and Prevention, “Tor Vergata” University, Rome, Italy
4. Emotest Laboratory, Pozzuoli, Italy
5. Department of Medical Science, Catholic University “Our Lady of Good Counsel” Laprakë, Rruga Dritan Hoxha, Tirana, Albania
6. Anatomic Pathology, Department of Biomedicine and Prevention, Tor Vergata University of Rome, Rome, Italy
7. Arthritis Research UK Centre for Genetics and Genomics, The University of Manchester, Manchester, UK
8. Institute of Human Genetics, University of Erlangen-Nuremberg, Erlangen, Germany
9. NIHR Manchester Musculoskeletal Biomedical Research Unit, Central Manchester Foundation Trust and University of Manchester, Manchester Academy of Health Sciences, Manchester, UK
10. Anatomic Pathology, Department of Biomedicine and Prevention, Tor Vergata University of Rome, Italy, Tor Vergata University Hospital, Rome, Italy