School of Medicine and Biomedical Sciences, State University of New York, Buffalo, New York; Division of Viral and Rickettsial Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia; Ministry of Health and Populations, Impfondo, Republic of Congo; Ministry of Health and Populations, Brazzaville, Republic of Congo; Alert and Response Operations Office, World Health Organization, Geneva, Switzerland; Global Outreach Mission, Pioneer Christian Hospital, Impfondo, Republic of Congo(2005-08時点)