1. Bloomberg School of Public Health, Johns Hopkins University, Baltimore, Maryland;
2. Disaster Response Unit, Samaritan’s Purse, Boone, North Carolina;
3. Division of General Internal Medicine, Department of Medicine, Johns Hopkins University, Baltimore, Maryland;
4. Section of Paediatrics, Division of Infectious Diseases, Department of Medicine, Imperial College London, London, United Kingdom;
5. Eternal Love Winning Africa (ELWA) Hospital, Monrovia, Liberia;
6. SIM, Monrovia, Liberia