1 Lazzaro Spallanzani, National Institute for Infectious Diseases - IRCCS, Rome, Italy.
2 Department of Medicine & Therapeutics, Chinese University of Hong Kong, Prince of Wales Hospital, Shatin, New Territories, Hong Kong, China.
3 Fondation Congolaise pour la Recherche Médicale, Brazzaville, Republic of the Congo.
4 Champalimaud Centre for the Unknown, Lisbon, Portugal and I Med Clinic, University of Mainz, Germany.
5 Department of Infection, Division of Infection and Immunity, University College London, and National Institutes of Health and Research Biomedical Research Centre, University College London Hospitals NHS Foundation Trust, London, UK. Electronic address: email@example.com.