1. Infectious Diseases Unit Fondazione IRCCS Policlinico San Matteo Pavia Italy
2. Department of Internal Medicine and Treatment University di Pavia Pavia Italy
3. Division of Cardiac Surgery Fondazione IRCCS Policlinico San Matteo Pavia Italy
4. Cardiac Surgery Depertment, ASST Lecco “A. Manzoni” Hospital Lecco Italy
5. Department of Medical Surgical, Diagnostic and Pediatric Science University of Pavia Pavia Italy