1. Zeeman Institute and School of Life Sciences University of Warwick Coventry UK
2. Independent contractor Marcilla Spain
3. Hospital Japonés de Tercer Nivel Santa Cruz de la Sierra Bolivia
4. Centro de Salud Choreti Comunidad de Choreti Provincia Cordillera Bolivia
5. Liverpool School of Tropical Medicine Department of Vector Biology Liverpool UK
6. Department of Epidemiology and Biostatistics School of Medicine University of California San Francisco San Francisco CA USA