1 Health Search, Italian College of General Practitioners and Primary Care, Florence, Italy. [email protected].
2 Health Search, Italian College of General Practitioners and Primary Care, Florence, Italy.
3 Italian College of General Practitioners and Primary Care, Florence, Italy.
4 Department of Rheumatology, Policlinico Le Scotte, University of Siena, Siena, Italy.
5 Oxford NIHR Musculoskeletal Biomedical Research Unit, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Oxford, UK.
6 GREMPAL Research Group, Institut Universitari d'Investigació en Atenció Primària Jordi Gol (IDIAP Jordi Gol), Universitat Autònoma de Barcelona, Barcelona, Spain.
7 Metabolic Bone Diseases Unit, Department of Surgery and Translational Medicine, University of Florence, Florence, Italy.