1. Laboratory of Clinical Chemistry and Microbiology; I.R.C.C.S. Galeazzi Orthopaedic Institute; Milan Italy
2. Laboratory of Medical Technical Sciences, Department of Biochemical Sciences for Health; University of Milan; Milan Italy
3. Department of Reconstructive Surgery of Osteo-Articular Infections C.R.I.O. Unit; I.R.C.C.S. Galeazzi Orthopaedic Institute; Milan Italy