[1] Univ Sassari, Ist Malattie Infett, I-07100 Sassari, Italy
[2] Osped L Sacco, Div Malattie Infett 1, Milan, Italy
[3] Osped Busto Arsizio, Busto Arsizio, Italy
[4] Policlin Bari, Unita Operat Malattie Infett, Bari, Italy
[5] Osped Bufalini, Cesena, Italy
[6] Osped L Sacco, Div Malattie Infett 2, Milan, Italy
[7] Osped L Sacco, Clin Malattie Infett, Milan, Italy
[8] Osped Santa Maria Annunziata, Unita Operat Malattie Infett, Florence, Italy
[9] Osped Galliera, Unita Operat Malattie Infett, Genoa, Italy
[10] AOU Careggi, Dipartimento Malattie Infett, Florence, Italy
[11] Policlin G Martino, UOC Malattie Infett, Messina, Italy
[12] ASL MB, Serv MTS, Sesto San Giovanni, Italy
[13] Osped S Maria Misericordia, Clin Malattie Infettve, Perugia, Italy
[14] Osped Pescara, Unita Operat Malattie Infett, Pescara, Italy
[15] Osped Amedeo di Savoia, Div Malattie Infett A, Turin, Italy
[16] Osped A Manzoni, Lecce, Italy
[17] Osped San Martino Genova, Clin Malattie Infett, Genoa, Italy