1. Clinical Chemistry Laboratory; Azienda Socio Sanitaria Territoriale Papa Giovanni XXIII; Bergamo Italy
2. Microbiology and Virology; Azienda Socio Sanitaria Territoriale Papa Giovanni XXIII; Bergamo Italy
3. Clinical Chemistry Laboratory; Synlab; Castenedolo Italy
4. Section of Clinical Biochemistry; University of Verona; Verona Italy