Aishat | Usman | African Field Epidemiology Network | ausman@afenet.net
Istifanus | Nkene | Nasarawa State University
Henry | Egbu | Federal Medical Centre, Keffi
Celestine | Ameh | African Field Epidemiology Network | cameh@afenet.net
Muhammad | Balogun | African Field Epidemiology Network | msbalogun@afenet.net
Patrick | Nguku | African Field Epidemiology Network | pnguku@afenet.net