1. AIDS Research Institute, IrsiCaixa, Campus Can Ruti, 08916 Badalona, Spain
2. Doctorate School, Microbiology Department, Universitat Autònoma de Barcelona, 08193 Bellaterra, Spain
3. Doctorate School, Medicine Department, University of Vic-Central University of Catalonia (UVic-UCC), 08500 Vic, Spain
4. HIPRA, 17170 Amer, Spain
5. Infectious Diseases Department, Germans Trias I Pujol Hospital, 08916 Badalona, Spain
6. CIBERINFEC, ISCIII, 28029 Madrid, Spain
7. Germans Trias I Pujol Research Institute (IGTP), Campus Can Ruti, 08916 Badalona, Spain