1. Department of Clinical, Surgical, Diagnostic and Pediatric Sciences, University of Pavia, Pavia, Italy;
2. Unit of Infectious and Tropical Diseases, Istituto di Ricerca e Cura a Carattere Scientifico San Matteo Hospital Foundation, Pavia, Italy;
3. PhD School of Experimental Medicine, University of Pavia, Pavia, Italy
4. Centre for Tropical Disease, Sacro Cuore-Don Calabria Hospital, Negrar, Verona, Italy;