1. Department of Medical and Surgical Sciences, University of Foggia, Foggia, Italy
2. European Programme for Intervention Epidemiology Training (EPIET), European Centre for Disease Prevention and Control, (ECDC), Stockholm, Sweden
3. Department of Biomedical Sciences and Human Oncology, University of Bari Aldo Moro, Bari, Italy
4. Prevention Department, Brindisi Local Health Unit, Brindisi, Italy