1 Institute of Tropical Medicine, University Hospital Tübingen, Tübingen, Germany; Vietnamese-German Center for Medical Research, VG-CARE, Hanoi, Vietnam; Faculty of Medicine, Duy Tan University, Da Nang, Vietnam. Electronic address: [email protected].
2 Institute of Tropical Medicine, University Hospital Tübingen, Tübingen, Germany; Fondation Congolaise pour la Recherche Médicale, Brazzaville, Republic of Congo.
3 Institute of Tropical Medicine, University Hospital Tübingen, Tübingen, Germany; Centre de Recherches Médicales de Lambaréné, Lambaréné, Gabon.
4 Stanley Ho Centre for Emerging Infectious Diseases, The Chinese University of Hong Kong, Hong Kong, China; International Society for Infectious Diseases.
5 Institute of Tropical Medicine, University Hospital Tübingen, Tübingen, Germany; Vietnamese-German Center for Medical Research, VG-CARE, Hanoi, Vietnam; Faculty of Medicine, Duy Tan University, Da Nang, Vietnam.