1. Research Fellow, Department of Health Sciences, University of Florence, Florence, Italy.
2. Chief Statistician, Health Search, Italian College of General Practitioners and Primary Care, Florence, Italy.
3. General Director, Health Search, Italian College of General Practitioners and Primary Care, Florence, Italy.
4. President, Italian College of General Practitioners and Primary Care, Florence, Italy.
5. Postdoctoral Researcher, Department of Medical and Surgical Sciences−Pharmacology Unit, University of Bologna, Bologna, Italy.
6. General Practitioner, Italian College of General Practitioners and Primary Care, Florence, Italy.
7. Research Director, Health Search, Italian College of General Practitioners and Primary Care, Florence, Italy.