1 Department of Mental Health and Public Medicine, Section of Infectious Diseases, Second University of Naples, University of Campania Luigi Vanvitelli, Via: L. Armanni 5, 80131, Naples, Italy.
2 Medical Center, Centro Sociale ex Canapificio, Caserta, Italy.
3 Medical Center, Centro di Accoglienza "La Tenda di Abramo", Caserta, Italy.
4 Medical Center, Centro per la Tutela Della Salute Degli Immigrati, Naples, Italy.
5 Medical Center, Centro Suore Missionarie Della Carità, Naples, Italy.
6 Medical Center, Centro Borgoroma, Foggia, Italy.
7 Infectious Diseases Unit, Foggia, Italy.
8 Infectious Diseases Unit, AORN Sant'Anna e San Sebastiano, Caserta, Italy.
9 Department of Mental Health and Public Medicine, Section of Infectious Diseases, Second University of Naples, University of Campania Luigi Vanvitelli, Via: L. Armanni 5, 80131, Naples, Italy. nicola.coppola@unicampania.it.