1 School of Public Health and Preventive Medicine, Monash University, Melbourne, Victoria 3004, Australia.
2 Department of Infectious Diseases, The Alfred Hospital, Melbourne, Victoria 3004, Australia.
3 Center for Tropical and Travel Medicine, Swiss Tropical and Public Health Institute, 4052 Basel, Switzerland.
4 University of Basel, 4001 Basel, Switzerland.
5 Division of Tropical and Humanitarian Medicine, Geneva University Hospitals, 1205 Geneva, Switzerland.
6 Department of Clinical Microbiology, Infectious Diseases, Umeå University, 901 87 Umeå, Sweden.
7 Division of Infectious Diseases, Ente Ospedaliero Cantonale Lugano, 6900 Lugano, Switzerland.
8 Health Services, German Foreign Office, Regional Medical Office for West Africa, HR72+CMM, Accra, Ghana.
9 Dutch Coordination Centre for Travellers Health Advice, 1018 WT Amsterdam, Netherlands.
10 Division of Hygiene and Infectious Diseases, Institute for Hygiene and Environment, 20539 Hamburg, Germany.
11 Infectious and Tropical Diseases Unit, Hospital Amedeo di Savoia, 10149 Torino, Italy.
12 Faculty of Medicine, University of Geneva, 1211 Geneva, Switzerland.
13 School of Medicine, College of Medicine, Nursing and Health Sciences, University of Galway, H91 TK33 Galway, Ireland.
14 European Centre for Disease Prevention and Control, 169 73 Solna, Sweden.
15 Academic Specialist Centre, Stockholm Health Services, 171 77 Stockholm, Sweden.
16 Division of Infectious Diseases, Department of Medicine, Solna, Karolinska Institutet, 171 77 Stockholm, Sweden.
17 Department of Infectious Diseases, University of Helsinki and Helsinki University Hospital, 00100 Helsinki, Finland.
18 Private Practice, 2000 Neuchâtel, Switzerland.
19 J.D. MacLean Centre for Tropical Medicine, McGill University, Montreal, Quebec H4A 3J1, Canada.
20 Hospital for Tropical Diseases, University College London Hospitals, GVF7+4Q London, UK.
21 London School of Hygiene and Tropical Medicine, GVC9+9V London, UK.
22 Department of Clinical Sciences, Institute of Tropical Medicine, 2000 Antwerp, Belgium.
23 Department of Infectious and Tropical Diseases, American Hospital of Paris, 92200 Neuilly-sur-Seine, France.
24 Centers for Disease Control and Prevention, Atlanta, GA 30333, USA.
25 ISGlobal-Hospital Clinic Barcelona, Universitat de Barcelona, 08036 Barcelona, Spain.
26 School of Medical Sciences, Örebro University, 701 82 Örebro, Sweden.
27 Department of Infectious Disease, Örebro University Hospital, 701 85 Örebro, Sweden.
28 Health Services, Federal Foreign Office, 10117 Berlin, Germany.
29 Department of Infectious-Tropical Diseases and Microbiology, IRCCS 'Sacro Cuore-Don Calabria', 37024 Negrar di Valpolicella, Verona, Italy.
30 Institute of Infectious Diseases and Tropical Medicine, LMU University Hospital, 80336 Munich, Germany.
31 WHO Collaborating Centre for Travellers' Health, Epidemiology, Biostatistics and Prevention Institute, University of Zürich, 8006 Zurich, Switzerland.
32 Department of Infectious Diseases, Inselspital, Bern University Hospital, University of Bern, 3010 Bern, Switzerland.
33 Department Primary Health Care & General Practice, University of Otago, Wellington 6021, New Zealand.
34 Leiden University Center for Infectious Diseases, Department of Infectious Diseases, Leiden University Medical Center, 2333 Leiden, The Netherlands.
35 Center for Pathophysiology, Infectiology and Immunology, Institute of Specific Prophylaxis and Tropical Medicine, Medical University Vienna, 1090 Vienna, Austria.
36 Polish Institute of Evidence Based Medicine, 31-060 Krakow, Poland.
37 Reference Vaccination Center and Travel Clinic, Polanki Children's Hospital, 80-308 Gdansk, Poland.