1. Department of Global Health and Infection, Brighton and Sussex Medical School , Brighton , BN1 9PX, UK
2. Dermatology Department, Brighton General Hospital, University Hospitals Sussex NHS Foundation Trust , Brighton , BN2 3EW, UK
3. Universidad Espíritu Santo , Guayaquil , Ecuador
4. Universidad de Guayaquil , Guayaquil , Ecuador
5. EPHORA Research Group , Guayaquil , Ecuador
6. Department of Pathology, Hospital Axxis , Quito , Ecuador
7. Hospital General del Norte de Guayaquil Los Ceibos , Guayaquil , Ecuador
8. Hospital Carlos Andrade Marin , Quito , Ecuador