1. Christopher Kaangundue, 
2. Naftal .S. Simeon, Namibia Field Epidemiology and Laboratory Training Program, simeonnaftalshilongo9@gmail.com
3. Dianah M. Ewaga, Namibia Field Epidemiology and Laboratory Training Program, mewaga.15@gmail.com
4. Ipyana. F. Mwandelile, Namibia Field Epidemiology and Laboratory Training Program, fipyana@afenet.net