1. Azienda per l'Assistenza Sanitaria n 5 Friuli Occidentale Ringgold standard institution – Clinical Microbiology & Virology, Department of Laboratory Medicine via Montereale 24, Pordenone 33170, Italy
2. Universita Politecnica delle Marche Ringgold Standard Institution – Department of Life & Environmental Sciences, Ancona, Marche, Italy
3. Azienda per l'Assistenza Sanitaria n 5 Friuli Occidentale Ringgold Standard Institution – Infectious Diseases Unit, Pordenone, Friuli-Venezia Giulia, Italy
4. Azienda per l'Assistenza Sanitaria n 5 Friuli Occidentale Ringgold Standard Institution – Clinical Microbiology & Virology, Department of Laboratory Medicine, Pordenone, Friuli-Venezia Giulia, Italy