1 Department of Biomedical Sciences, University of Sassari, Sassari, Italy. Electronic address: [email protected].
2 Unit of Medical Statistics and Molecular Epidemiology, University Campus Bio-Medico of Rome, Rome, Italy; Unit of Gastroenterology, Department of Medicine, University Campus Bio-Medico of Rome, 00128 Rome, Italy.
3 Department of Biomedical Sciences, University of Sassari, Sassari, Italy; Department of Veterinary Medicine, University of Sassari, Sassari, Italy.
4 Laboratório de Flavivírus, Instituto Oswaldo Cruz, Fundação Oswaldo Cruz, Rio de Janeiro, Rio de Janeiro, Brazil; Department of Science and Technology for Humans and the Environment, University of Campus Bio-Medico di Roma, Rome, Italy.
5 Unit of Medical Statistics and Molecular Epidemiology, University Campus Bio-Medico of Rome, Rome, Italy.
6 Department of Veterinary Medicine, University of Sassari, Sassari, Italy.
7 Department of Biomedical Sciences, University of Sassari, Sassari, Italy; Azienza Ospedaliera Universitaria (AOU) Sassari, Sassari, Italy.
8 Department GEPLI, Libera Università Ss Maria Assunta, 00193 Rome, Italy.
9 Department of Public Health and Infectious Diseases, University Hospital Policlinico Umberto I, Sapienza University of Rome, Rome, Italy.
10 National HIV/AIDS Research Center, Istituto Superiore di Sanità, 00161 Rome, Italy.
11 Department of Molecular and Translational Medicine, Section of Microbiology, University of Brescia, 25123 Brescia, Italy.