1. Infectious Disease and Infection Control Service; Department for the Treatment and Study of Abdominal Diseases and Abdominal Transplantation; IRCCS-ISMETT (Istituto Mediterraneo per i Trapianti e Terapie ad alta specializzazione); Palermo Italy
2. Department of Laboratory Medicine and Advanced Biotechnologies; IRCCS-ISMETT (Istituto Mediterraneo per i Trapianti e Terapie ad alta specializzazione); Palermo Italy
3. Section of Hematology; Department of Surgical and Medical Sciences; University of Modena and Reggio Emilia; Azienda Ospedaliero-Universitaria Policlinico; Modena Italy
4. Department of Laboratory Medicine and Pathology USL; Modena Italy
5. Fondazione Ri.MED; Palermo Italy
6. Division of Hematology; Department of Oncology; A.R.NA.S. Civico-Benfratelli, G. Di Cristina e M. Ascoli; Palermo Italy
7. Department for the Treatment and Study of Abdominal Diseases and Abdominal Transplantation; IRCCS-ISMETT (Istituto Mediterraneo per i Trapianti e Terapie ad alta specializzazione); Palermo Italy
8. Department of Infectious and Tropical Diseases; University of Insubria; University Hopital Ospedale di Circolo-Fondazioni Macchi; Varese Italy
9. Department of Diagnostic and Therapeutic Services; IRCCS-ISMETT (Istituto Mediterraneo per i Trapianti e Terapie ad Alta Specializzazione); Palermo Italy