1. Institute of Public Health; Legal Medicine Section; Medical School; Catholic University; Largo F. Vito 1 00168 Rome Italy
2. Institute of Public Health; Section of Hygiene; Medical School; Catholic University; Largo F. Vito 1 00168 Rome Italy
3. Institute of Bioethics; Catholic University; Largo F. Vito 1 00168 Rome Italy
4. Forensic Medicine Section; Department of Public Health; Cagliari University; Km 4.500 SS. 554 Bivio per Sestu 09042 Monserrato Italy