1 Partnership for Research on Ebola Vaccines in Liberia (PREVAIL), Liberia-US Joint Clinical Research Partnership Program, Monrovia, Liberia; Incident Management System, Emergency Operations Center, Ministry of Health, Monrovia, Liberia.
2 Partnership for Research on Ebola Vaccines in Liberia (PREVAIL), Liberia-US Joint Clinical Research Partnership Program, Monrovia, Liberia; Incident Management System, Emergency Operations Center, Ministry of Health, Monrovia, Liberia. Electronic address: kennedy@ul-pireafrica.org.