1 National Referral Centre for Tropical Diseases, Hospital Universitario La Paz-Carlos III, Madrid, Spain. Electronic address: marta.arsuaga@salud.madrid.org.
2 National Referral Centre for Tropical Diseases, Hospital Universitario La Paz-Carlos III, Madrid, Spain.
3 Department of Infectious-Tropical Diseases and Microbiology, IRCCS Sacro Cuore Don Calabria Hospital, Negrar, Verona, Italy.