1. Department of Epidemiology and Public Health, Swiss Tropical and Public Health Institute, Socinstrasse 57, CH-4051 Basel, Switzerland.
2. NewFields, Denver, United States of America (USA).
3. SHAPE Consulting Ltd., Pretoria, South Africa.
4. Temkin Wielga & Hardt LLP, Denver, USA.
5. Emerging Pathogens Institute, University of Florida, Gainesville, USA.