Affiliation: | 1.Department of Medical Sciences, Infectious Diseases, University of Turin, Italy; 2.Unit of Infectious Disease, Cardinal Massaia Hospital, Asti, Italy; 3.Unit of Anaesthesia and Intensive Care, Cardinal Massaia Hospital, Asti, Italy; 4.Laboratory of Microbiology, Cardinal Massaia Hospital, Asti, Italy; 5.Tufts University, School of Medicine, Boston, USA |