1. Department of Medicine, Case Western Reserve University, Cleveland, Ohio
2. Division of Infectious Diseases and HIV Medicine, University Hospitals Cleveland Medical Center, Ohio
3. Johns Hopkins Bloomberg School of Public Health, Baltimore, Maryland
4. Group of Virology and Pathogenesis, Galicia Sur Health Research Institute (IIS Galicia Sur)-Complexo Hospitalario Universitario de Vigo, SERGAS-UVigo, Spain
5. College of Medicine and Allied Health Sciences, University of Sierra Leone, Freetown
6. Methodology and Statistics Unit, Galicia Sur Health Research Institute (IIS Galicia Sur)-Complexo Hospitalario Universitario de Vigo, SERGAS-UVigo, Spain
7. 34 Military Hospital, Republic of Sierra Leone Armed Forces, Freetown